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Finding the Fourth Proportional to 337.04, 505.54 and 117.60

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Solution

The fourth proportional to 337.04, 505.54 and 117.60 is: 176.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    337.04 : 505.54 = 117.60 : x
  2. Step 2: Convert to fraction form
    337.04/505.54 = 117.60/x
  3. Step 3: Cross multiply
    337.04x = 505.54 × 117.60
  4. Step 4: Simplify right side
    337.04x = 59,450.92
  5. Step 5: Solve for x
    x = 59,450.92/337.04
  6. Step 6: Final answer
    x = 176.39

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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.