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Finding the Fourth Proportional to 261,550.96, 360,847.40 and 170,959.14

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Solution

The fourth proportional to 261,550.96, 360,847.40 and 170,959.14 is: 235,862.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,550.96 : 360,847.40 = 170,959.14 : x
  2. Step 2: Convert to fraction form
    261,550.96/360,847.40 = 170,959.14/x
  3. Step 3: Cross multiply
    261,550.96x = 360,847.40 × 170,959.14
  4. Step 4: Simplify right side
    261,550.96x = 61,690,160,320.44
  5. Step 5: Solve for x
    x = 61,690,160,320.44/261,550.96
  6. Step 6: Final answer
    x = 235,862.87

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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.