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Finding the Fourth Proportional to 374.46, 562.20 and 237.06

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Solution

The fourth proportional to 374.46, 562.20 and 237.06 is: 355.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    374.46 : 562.20 = 237.06 : x
  2. Step 2: Convert to fraction form
    374.46/562.20 = 237.06/x
  3. Step 3: Cross multiply
    374.46x = 562.20 × 237.06
  4. Step 4: Simplify right side
    374.46x = 133,275.13
  5. Step 5: Solve for x
    x = 133,275.13/374.46
  6. Step 6: Final answer
    x = 355.91

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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.