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Finding the Fourth Proportional to 337,513.60, 506,276.40 and 100,859.20

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Solution

The fourth proportional to 337,513.60, 506,276.40 and 100,859.20 is: 151,290.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,513.60 : 506,276.40 = 100,859.20 : x
  2. Step 2: Convert to fraction form
    337,513.60/506,276.40 = 100,859.20/x
  3. Step 3: Cross multiply
    337,513.60x = 506,276.40 × 100,859.20
  4. Step 4: Simplify right side
    337,513.60x = 51,062,632,682.88
  5. Step 5: Solve for x
    x = 51,062,632,682.88/337,513.60
  6. Step 6: Final answer
    x = 151,290.59

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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.