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Finding the Fourth Proportional to 591,115.60, 886,970.04 and 275,597.20

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Solution

The fourth proportional to 591,115.60, 886,970.04 and 275,597.20 is: 413,534.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,115.60 : 886,970.04 = 275,597.20 : x
  2. Step 2: Convert to fraction form
    591,115.60/886,970.04 = 275,597.20/x
  3. Step 3: Cross multiply
    591,115.60x = 886,970.04 × 275,597.20
  4. Step 4: Simplify right side
    591,115.60x = 244,446,459,507.89
  5. Step 5: Solve for x
    x = 244,446,459,507.89/591,115.60
  6. Step 6: Final answer
    x = 413,534.10

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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.