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Finding the Fourth Proportional to 484,713.56, 727,402.46 and 169,170.46

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Solution

The fourth proportional to 484,713.56, 727,402.46 and 169,170.46 is: 253,871.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,713.56 : 727,402.46 = 169,170.46 : x
  2. Step 2: Convert to fraction form
    484,713.56/727,402.46 = 169,170.46/x
  3. Step 3: Cross multiply
    484,713.56x = 727,402.46 × 169,170.46
  4. Step 4: Simplify right side
    484,713.56x = 123,055,008,763.33
  5. Step 5: Solve for x
    x = 123,055,008,763.33/484,713.56
  6. Step 6: Final answer
    x = 253,871.61

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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.