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Finding the Fourth Proportional to 237,497.40, 356,505.30 and 132,521.40

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Solution

The fourth proportional to 237,497.40, 356,505.30 and 132,521.40 is: 198,926.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,497.40 : 356,505.30 = 132,521.40 : x
  2. Step 2: Convert to fraction form
    237,497.40/356,505.30 = 132,521.40/x
  3. Step 3: Cross multiply
    237,497.40x = 356,505.30 × 132,521.40
  4. Step 4: Simplify right side
    237,497.40x = 47,244,581,463.42
  5. Step 5: Solve for x
    x = 47,244,581,463.42/237,497.40
  6. Step 6: Final answer
    x = 198,926.73

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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.