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Finding the Fourth Proportional to 444,112.20, 666,233.10 and 207,462.60

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Solution

The fourth proportional to 444,112.20, 666,233.10 and 207,462.60 is: 311,224.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,112.20 : 666,233.10 = 207,462.60 : x
  2. Step 2: Convert to fraction form
    444,112.20/666,233.10 = 207,462.60/x
  3. Step 3: Cross multiply
    444,112.20x = 666,233.10 × 207,462.60
  4. Step 4: Simplify right side
    444,112.20x = 138,218,451,132.06
  5. Step 5: Solve for x
    x = 138,218,451,132.06/444,112.20
  6. Step 6: Final answer
    x = 311,224.17

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1.5x scale

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.