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Finding the Fourth Proportional to 367,614.90, 551,422.35 and 118,296.90

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Solution

The fourth proportional to 367,614.90, 551,422.35 and 118,296.90 is: 177,445.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,614.90 : 551,422.35 = 118,296.90 : x
  2. Step 2: Convert to fraction form
    367,614.90/551,422.35 = 118,296.90/x
  3. Step 3: Cross multiply
    367,614.90x = 551,422.35 × 118,296.90
  4. Step 4: Simplify right side
    367,614.90x = 65,231,554,595.72
  5. Step 5: Solve for x
    x = 65,231,554,595.72/367,614.90
  6. Step 6: Final answer
    x = 177,445.35

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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.