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Finding the Fourth Proportional to 537,787.68, 806,493.48 and 158,607.84

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Solution

The fourth proportional to 537,787.68, 806,493.48 and 158,607.84 is: 237,856.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,787.68 : 806,493.48 = 158,607.84 : x
  2. Step 2: Convert to fraction form
    537,787.68/806,493.48 = 158,607.84/x
  3. Step 3: Cross multiply
    537,787.68x = 806,493.48 × 158,607.84
  4. Step 4: Simplify right side
    537,787.68x = 127,916,188,836.88
  5. Step 5: Solve for x
    x = 127,916,188,836.88/537,787.68
  6. Step 6: Final answer
    x = 237,856.30

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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.