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Finding the Fourth Proportional to 591,258.26, 887,107.72 and 354,770.66

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Solution

The fourth proportional to 591,258.26, 887,107.72 and 354,770.66 is: 532,288.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,258.26 : 887,107.72 = 354,770.66 : x
  2. Step 2: Convert to fraction form
    591,258.26/887,107.72 = 354,770.66/x
  3. Step 3: Cross multiply
    591,258.26x = 887,107.72 × 354,770.66
  4. Step 4: Simplify right side
    591,258.26x = 314,719,791,315.50
  5. Step 5: Solve for x
    x = 314,719,791,315.50/591,258.26
  6. Step 6: Final answer
    x = 532,288.19

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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.