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Finding the Fourth Proportional to 373.42, 560.03 and 167.88

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Solution

The fourth proportional to 373.42, 560.03 and 167.88 is: 251.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    373.42 : 560.03 = 167.88 : x
  2. Step 2: Convert to fraction form
    373.42/560.03 = 167.88/x
  3. Step 3: Cross multiply
    373.42x = 560.03 × 167.88
  4. Step 4: Simplify right side
    373.42x = 94,019.10
  5. Step 5: Solve for x
    x = 94,019.10/373.42
  6. Step 6: Final answer
    x = 251.78

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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.