Home / 1,001,071.70-1,501,607.55-253,117.70

Finding the Fourth Proportional to 1,001,071.70, 1,501,607.55 and 253,117.70

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Solution

The fourth proportional to 1,001,071.70, 1,501,607.55 and 253,117.70 is: 379,676.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,071.70 : 1,501,607.55 = 253,117.70 : x
  2. Step 2: Convert to fraction form
    1,001,071.70/1,501,607.55 = 253,117.70/x
  3. Step 3: Cross multiply
    1,001,071.70x = 1,501,607.55 × 253,117.70
  4. Step 4: Simplify right side
    1,001,071.70x = 380,083,449,358.64
  5. Step 5: Solve for x
    x = 380,083,449,358.64/1,001,071.70
  6. Step 6: Final answer
    x = 379,676.55

Related Problems

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Half scale
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Double scale
Find fourth proportional to 1,001,072.70, 1,501,609.05 and 253,118.70
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.