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Finding the Fourth Proportional to 367,654.13, 551,481.20 and 118,336.13

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Solution

The fourth proportional to 367,654.13, 551,481.20 and 118,336.13 is: 177,504.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,654.13 : 551,481.20 = 118,336.13 : x
  2. Step 2: Convert to fraction form
    367,654.13/551,481.20 = 118,336.13/x
  3. Step 3: Cross multiply
    367,654.13x = 551,481.20 × 118,336.13
  4. Step 4: Simplify right side
    367,654.13x = 65,260,147,626.67
  5. Step 5: Solve for x
    x = 65,260,147,626.67/367,654.13
  6. Step 6: Final answer
    x = 177,504.19

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1.5x scale

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.