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Finding the Fourth Proportional to 532,318.69, 798,433.06 and 172,481.93

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Solution

The fourth proportional to 532,318.69, 798,433.06 and 172,481.93 is: 258,708.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,318.69 : 798,433.06 = 172,481.93 : x
  2. Step 2: Convert to fraction form
    532,318.69/798,433.06 = 172,481.93/x
  3. Step 3: Cross multiply
    532,318.69x = 798,433.06 × 172,481.93
  4. Step 4: Simplify right side
    532,318.69x = 137,715,270,310.03
  5. Step 5: Solve for x
    x = 137,715,270,310.03/532,318.69
  6. Step 6: Final answer
    x = 258,708.31

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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.