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Finding the Fourth Proportional to 580,333.20, 870,102.59 and 295,472.50

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Solution

The fourth proportional to 580,333.20, 870,102.59 and 295,472.50 is: 443,006.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,333.20 : 870,102.59 = 295,472.50 : x
  2. Step 2: Convert to fraction form
    580,333.20/870,102.59 = 295,472.50/x
  3. Step 3: Cross multiply
    580,333.20x = 870,102.59 × 295,472.50
  4. Step 4: Simplify right side
    580,333.20x = 257,091,387,523.78
  5. Step 5: Solve for x
    x = 257,091,387,523.78/580,333.20
  6. Step 6: Final answer
    x = 443,006.51

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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.