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Finding the Fourth Proportional to 537,388.87, 805,957.30 and 237,706.15

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Solution

The fourth proportional to 537,388.87, 805,957.30 and 237,706.15 is: 356,503.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,388.87 : 805,957.30 = 237,706.15 : x
  2. Step 2: Convert to fraction form
    537,388.87/805,957.30 = 237,706.15/x
  3. Step 3: Cross multiply
    537,388.87x = 805,957.30 × 237,706.15
  4. Step 4: Simplify right side
    537,388.87x = 191,581,006,847.40
  5. Step 5: Solve for x
    x = 191,581,006,847.40/537,388.87
  6. Step 6: Final answer
    x = 356,503.49

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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.