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Finding the Fourth Proportional to 386,121.02, 532,847.14 and 235,218.02

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Solution

The fourth proportional to 386,121.02, 532,847.14 and 235,218.02 is: 324,600.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,121.02 : 532,847.14 = 235,218.02 : x
  2. Step 2: Convert to fraction form
    386,121.02/532,847.14 = 235,218.02/x
  3. Step 3: Cross multiply
    386,121.02x = 532,847.14 × 235,218.02
  4. Step 4: Simplify right side
    386,121.02x = 125,335,249,233.46
  5. Step 5: Solve for x
    x = 125,335,249,233.46/386,121.02
  6. Step 6: Final answer
    x = 324,600.95

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