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Finding the Fourth Proportional to 580,744.08, 871,120.56 and 160,043.04

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Solution

The fourth proportional to 580,744.08, 871,120.56 and 160,043.04 is: 240,065.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,744.08 : 871,120.56 = 160,043.04 : x
  2. Step 2: Convert to fraction form
    580,744.08/871,120.56 = 160,043.04/x
  3. Step 3: Cross multiply
    580,744.08x = 871,120.56 × 160,043.04
  4. Step 4: Simplify right side
    580,744.08x = 139,416,782,628.90
  5. Step 5: Solve for x
    x = 139,416,782,628.90/580,744.08
  6. Step 6: Final answer
    x = 240,065.78

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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.