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Finding the Fourth Proportional to 591,512.60, 887,633.40 and 236,489.60

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Solution

The fourth proportional to 591,512.60, 887,633.40 and 236,489.60 is: 354,880.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,512.60 : 887,633.40 = 236,489.60 : x
  2. Step 2: Convert to fraction form
    591,512.60/887,633.40 = 236,489.60/x
  3. Step 3: Cross multiply
    591,512.60x = 887,633.40 × 236,489.60
  4. Step 4: Simplify right side
    591,512.60x = 209,916,067,712.64
  5. Step 5: Solve for x
    x = 209,916,067,712.64/591,512.60
  6. Step 6: Final answer
    x = 354,880.13

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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.