Home / 747,587.61-1,031,635.04-425,267.55

Finding the Fourth Proportional to 747,587.61, 1,031,635.04 and 425,267.55

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Solution

The fourth proportional to 747,587.61, 1,031,635.04 and 425,267.55 is: 586,848.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,587.61 : 1,031,635.04 = 425,267.55 : x
  2. Step 2: Convert to fraction form
    747,587.61/1,031,635.04 = 425,267.55/x
  3. Step 3: Cross multiply
    747,587.61x = 1,031,635.04 × 425,267.55
  4. Step 4: Simplify right side
    747,587.61x = 438,720,903,828.61
  5. Step 5: Solve for x
    x = 438,720,903,828.61/747,587.61
  6. Step 6: Final answer
    x = 586,848.82

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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.