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Finding the Fourth Proportional to 580,162.50, 870,265.62 and 180,801.72

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Solution

The fourth proportional to 580,162.50, 870,265.62 and 180,801.72 is: 271,209.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,162.50 : 870,265.62 = 180,801.72 : x
  2. Step 2: Convert to fraction form
    580,162.50/870,265.62 = 180,801.72/x
  3. Step 3: Cross multiply
    580,162.50x = 870,265.62 × 180,801.72
  4. Step 4: Simplify right side
    580,162.50x = 157,345,520,952.87
  5. Step 5: Solve for x
    x = 157,345,520,952.87/580,162.50
  6. Step 6: Final answer
    x = 271,209.40

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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.