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Finding the Fourth Proportional to 347.04, 520.62 and 116.01

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Solution

The fourth proportional to 347.04, 520.62 and 116.01 is: 174.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    347.04 : 520.62 = 116.01 : x
  2. Step 2: Convert to fraction form
    347.04/520.62 = 116.01/x
  3. Step 3: Cross multiply
    347.04x = 520.62 × 116.01
  4. Step 4: Simplify right side
    347.04x = 60,397.13
  5. Step 5: Solve for x
    x = 60,397.13/347.04
  6. Step 6: Final answer
    x = 174.04

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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.