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Finding the Fourth Proportional to 337,159.93, 505,988.75 and 159,666.61

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Solution

The fourth proportional to 337,159.93, 505,988.75 and 159,666.61 is: 239,617.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,159.93 : 505,988.75 = 159,666.61 : x
  2. Step 2: Convert to fraction form
    337,159.93/505,988.75 = 159,666.61/x
  3. Step 3: Cross multiply
    337,159.93x = 505,988.75 × 159,666.61
  4. Step 4: Simplify right side
    337,159.93x = 80,789,507,612.30
  5. Step 5: Solve for x
    x = 80,789,507,612.30/337,159.93
  6. Step 6: Final answer
    x = 239,617.76

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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.