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Finding the Fourth Proportional to 582,538.53, 803,851.92 and 324,395.97

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Solution

The fourth proportional to 582,538.53, 803,851.92 and 324,395.97 is: 447,637.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,538.53 : 803,851.92 = 324,395.97 : x
  2. Step 2: Convert to fraction form
    582,538.53/803,851.92 = 324,395.97/x
  3. Step 3: Cross multiply
    582,538.53x = 803,851.92 × 324,395.97
  4. Step 4: Simplify right side
    582,538.53x = 260,766,323,324.76
  5. Step 5: Solve for x
    x = 260,766,323,324.76/582,538.53
  6. Step 6: Final answer
    x = 447,637.90

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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.