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Finding the Fourth Proportional to 385,892.17, 532,361.56 and 232,845.00

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Solution

The fourth proportional to 385,892.17, 532,361.56 and 232,845.00 is: 321,223.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,892.17 : 532,361.56 = 232,845.00 : x
  2. Step 2: Convert to fraction form
    385,892.17/532,361.56 = 232,845.00/x
  3. Step 3: Cross multiply
    385,892.17x = 532,361.56 × 232,845.00
  4. Step 4: Simplify right side
    385,892.17x = 123,957,724,859.73
  5. Step 5: Solve for x
    x = 123,957,724,859.73/385,892.17
  6. Step 6: Final answer
    x = 321,223.74

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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.