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Finding the Fourth Proportional to 888,233.60, 1,330,382.10 and 730,769.60

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Solution

The fourth proportional to 888,233.60, 1,330,382.10 and 730,769.60 is: 1,094,535.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,233.60 : 1,330,382.10 = 730,769.60 : x
  2. Step 2: Convert to fraction form
    888,233.60/1,330,382.10 = 730,769.60/x
  3. Step 3: Cross multiply
    888,233.60x = 1,330,382.10 × 730,769.60
  4. Step 4: Simplify right side
    888,233.60x = 972,202,795,064.16
  5. Step 5: Solve for x
    x = 972,202,795,064.16/888,233.60
  6. Step 6: Final answer
    x = 1,094,535.04

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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.