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Finding the Fourth Proportional to 447,613.60, 671,787.60 and 444,114.40

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Solution

The fourth proportional to 447,613.60, 671,787.60 and 444,114.40 is: 666,535.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,613.60 : 671,787.60 = 444,114.40 : x
  2. Step 2: Convert to fraction form
    447,613.60/671,787.60 = 444,114.40/x
  3. Step 3: Cross multiply
    447,613.60x = 671,787.60 × 444,114.40
  4. Step 4: Simplify right side
    447,613.60x = 298,350,546,901.44
  5. Step 5: Solve for x
    x = 298,350,546,901.44/447,613.60
  6. Step 6: Final answer
    x = 666,535.93

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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.