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Finding the Fourth Proportional to 591,250.40, 886,875.60 and 413,957.60

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Solution

The fourth proportional to 591,250.40, 886,875.60 and 413,957.60 is: 620,936.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,250.40 : 886,875.60 = 413,957.60 : x
  2. Step 2: Convert to fraction form
    591,250.40/886,875.60 = 413,957.60/x
  3. Step 3: Cross multiply
    591,250.40x = 886,875.60 × 413,957.60
  4. Step 4: Simplify right side
    591,250.40x = 367,128,894,874.56
  5. Step 5: Solve for x
    x = 367,128,894,874.56/591,250.40
  6. Step 6: Final answer
    x = 620,936.40

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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.