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Finding the Fourth Proportional to 337,358.16, 465,573.96 and 186,469.20

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Solution

The fourth proportional to 337,358.16, 465,573.96 and 186,469.20 is: 257,338.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,358.16 : 465,573.96 = 186,469.20 : x
  2. Step 2: Convert to fraction form
    337,358.16/465,573.96 = 186,469.20/x
  3. Step 3: Cross multiply
    337,358.16x = 465,573.96 × 186,469.20
  4. Step 4: Simplify right side
    337,358.16x = 86,815,203,862.03
  5. Step 5: Solve for x
    x = 86,815,203,862.03/337,358.16
  6. Step 6: Final answer
    x = 257,338.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.