Home / 681,044.24-939,008.28-425,952.56

Finding the Fourth Proportional to 681,044.24, 939,008.28 and 425,952.56

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Solution

The fourth proportional to 681,044.24, 939,008.28 and 425,952.56 is: 587,293.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,044.24 : 939,008.28 = 425,952.56 : x
  2. Step 2: Convert to fraction form
    681,044.24/939,008.28 = 425,952.56/x
  3. Step 3: Cross multiply
    681,044.24x = 939,008.28 × 425,952.56
  4. Step 4: Simplify right side
    681,044.24x = 399,972,980,727.20
  5. Step 5: Solve for x
    x = 399,972,980,727.20/681,044.24
  6. Step 6: Final answer
    x = 587,293.68

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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.