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Finding the Fourth Proportional to 444,612.17, 666,842.92 and 124,690.52

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Solution

The fourth proportional to 444,612.17, 666,842.92 and 124,690.52 is: 187,014.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,612.17 : 666,842.92 = 124,690.52 : x
  2. Step 2: Convert to fraction form
    444,612.17/666,842.92 = 124,690.52/x
  3. Step 3: Cross multiply
    444,612.17x = 666,842.92 × 124,690.52
  4. Step 4: Simplify right side
    444,612.17x = 83,148,990,453.12
  5. Step 5: Solve for x
    x = 83,148,990,453.12/444,612.17
  6. Step 6: Final answer
    x = 187,014.65

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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.