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Finding the Fourth Proportional to 337,416.60, 505,541.70 and 159,540.60

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Solution

The fourth proportional to 337,416.60, 505,541.70 and 159,540.60 is: 239,035.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,416.60 : 505,541.70 = 159,540.60 : x
  2. Step 2: Convert to fraction form
    337,416.60/505,541.70 = 159,540.60/x
  3. Step 3: Cross multiply
    337,416.60x = 505,541.70 × 159,540.60
  4. Step 4: Simplify right side
    337,416.60x = 80,654,426,143.02
  5. Step 5: Solve for x
    x = 80,654,426,143.02/337,416.60
  6. Step 6: Final answer
    x = 239,035.15

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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.