Home / 747,246.92-1,031,223.51-425,003.40

Finding the Fourth Proportional to 747,246.92, 1,031,223.51 and 425,003.40

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Solution

The fourth proportional to 747,246.92, 1,031,223.51 and 425,003.40 is: 586,517.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,246.92 : 1,031,223.51 = 425,003.40 : x
  2. Step 2: Convert to fraction form
    747,246.92/1,031,223.51 = 425,003.40/x
  3. Step 3: Cross multiply
    747,246.92x = 1,031,223.51 × 425,003.40
  4. Step 4: Simplify right side
    747,246.92x = 438,273,497,909.93
  5. Step 5: Solve for x
    x = 438,273,497,909.93/747,246.92
  6. Step 6: Final answer
    x = 586,517.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.