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Finding the Fourth Proportional to 605,866.80, 908,727.30 and 250,843.80

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Solution

The fourth proportional to 605,866.80, 908,727.30 and 250,843.80 is: 376,235.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,866.80 : 908,727.30 = 250,843.80 : x
  2. Step 2: Convert to fraction form
    605,866.80/908,727.30 = 250,843.80/x
  3. Step 3: Cross multiply
    605,866.80x = 908,727.30 × 250,843.80
  4. Step 4: Simplify right side
    605,866.80x = 227,948,609,095.74
  5. Step 5: Solve for x
    x = 227,948,609,095.74/605,866.80
  6. Step 6: Final answer
    x = 376,235.52

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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.