Home / 747,423.23-1,031,468.18-425,125.04

Finding the Fourth Proportional to 747,423.23, 1,031,468.18 and 425,125.04

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Solution

The fourth proportional to 747,423.23, 1,031,468.18 and 425,125.04 is: 586,686.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,423.23 : 1,031,468.18 = 425,125.04 : x
  2. Step 2: Convert to fraction form
    747,423.23/1,031,468.18 = 425,125.04/x
  3. Step 3: Cross multiply
    747,423.23x = 1,031,468.18 × 425,125.04
  4. Step 4: Simplify right side
    747,423.23x = 438,502,943,998.26
  5. Step 5: Solve for x
    x = 438,502,943,998.26/747,423.23
  6. Step 6: Final answer
    x = 586,686.27

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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.