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Finding the Fourth Proportional to 591,633.60, 886,845.60 and 291,652.80

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Solution

The fourth proportional to 591,633.60, 886,845.60 and 291,652.80 is: 437,181.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,633.60 : 886,845.60 = 291,652.80 : x
  2. Step 2: Convert to fraction form
    591,633.60/886,845.60 = 291,652.80/x
  3. Step 3: Cross multiply
    591,633.60x = 886,845.60 × 291,652.80
  4. Step 4: Simplify right side
    591,633.60x = 258,651,002,407.68
  5. Step 5: Solve for x
    x = 258,651,002,407.68/591,633.60
  6. Step 6: Final answer
    x = 437,181.06

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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.