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Finding the Fourth Proportional to 242,252.73, 363,397.59 and 73,787.40

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Solution

The fourth proportional to 242,252.73, 363,397.59 and 73,787.40 is: 110,686.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,252.73 : 363,397.59 = 73,787.40 : x
  2. Step 2: Convert to fraction form
    242,252.73/363,397.59 = 73,787.40/x
  3. Step 3: Cross multiply
    242,252.73x = 363,397.59 × 73,787.40
  4. Step 4: Simplify right side
    242,252.73x = 26,814,163,332.37
  5. Step 5: Solve for x
    x = 26,814,163,332.37/242,252.73
  6. Step 6: Final answer
    x = 110,686.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.