Home / 1,001,253.40-1,501,734.30-291,207.40

Finding the Fourth Proportional to 1,001,253.40, 1,501,734.30 and 291,207.40

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Solution

The fourth proportional to 1,001,253.40, 1,501,734.30 and 291,207.40 is: 436,768.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,253.40 : 1,501,734.30 = 291,207.40 : x
  2. Step 2: Convert to fraction form
    1,001,253.40/1,501,734.30 = 291,207.40/x
  3. Step 3: Cross multiply
    1,001,253.40x = 1,501,734.30 × 291,207.40
  4. Step 4: Simplify right side
    1,001,253.40x = 437,316,140,993.82
  5. Step 5: Solve for x
    x = 437,316,140,993.82/1,001,253.40
  6. Step 6: Final answer
    x = 436,768.70

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Double scale
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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.