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Finding the Fourth Proportional to 444,597.60, 666,872.64 and 124,771.20

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Solution

The fourth proportional to 444,597.60, 666,872.64 and 124,771.20 is: 187,150.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,597.60 : 666,872.64 = 124,771.20 : x
  2. Step 2: Convert to fraction form
    444,597.60/666,872.64 = 124,771.20/x
  3. Step 3: Cross multiply
    444,597.60x = 666,872.64 × 124,771.20
  4. Step 4: Simplify right side
    444,597.60x = 83,206,499,539.97
  5. Step 5: Solve for x
    x = 83,206,499,539.97/444,597.60
  6. Step 6: Final answer
    x = 187,150.13

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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.