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Finding the Fourth Proportional to 571,532.04, 857,330.46 and 172,227.96

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Solution

The fourth proportional to 571,532.04, 857,330.46 and 172,227.96 is: 258,351.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,532.04 : 857,330.46 = 172,227.96 : x
  2. Step 2: Convert to fraction form
    571,532.04/857,330.46 = 172,227.96/x
  3. Step 3: Cross multiply
    571,532.04x = 857,330.46 × 172,227.96
  4. Step 4: Simplify right side
    571,532.04x = 147,656,276,171.66
  5. Step 5: Solve for x
    x = 147,656,276,171.66/571,532.04
  6. Step 6: Final answer
    x = 258,351.70

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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.