Home / 1,001,003.70-1,501,588.71-327,070.74

Finding the Fourth Proportional to 1,001,003.70, 1,501,588.71 and 327,070.74

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Solution

The fourth proportional to 1,001,003.70, 1,501,588.71 and 327,070.74 is: 490,633.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,003.70 : 1,501,588.71 = 327,070.74 : x
  2. Step 2: Convert to fraction form
    1,001,003.70/1,501,588.71 = 327,070.74/x
  3. Step 3: Cross multiply
    1,001,003.70x = 1,501,588.71 × 327,070.74
  4. Step 4: Simplify right side
    1,001,003.70x = 491,125,730,555.35
  5. Step 5: Solve for x
    x = 491,125,730,555.35/1,001,003.70
  6. Step 6: Final answer
    x = 490,633.28

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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.