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Finding the Fourth Proportional to 488,833.80, 733,323.60 and 173,265.90

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Solution

The fourth proportional to 488,833.80, 733,323.60 and 173,265.90 is: 259,924.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,833.80 : 733,323.60 = 173,265.90 : x
  2. Step 2: Convert to fraction form
    488,833.80/733,323.60 = 173,265.90/x
  3. Step 3: Cross multiply
    488,833.80x = 733,323.60 × 173,265.90
  4. Step 4: Simplify right side
    488,833.80x = 127,059,973,545.24
  5. Step 5: Solve for x
    x = 127,059,973,545.24/488,833.80
  6. Step 6: Final answer
    x = 259,924.69

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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.