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Finding the Fourth Proportional to 444,294.40, 666,247.20 and 177,966.40

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Solution

The fourth proportional to 444,294.40, 666,247.20 and 177,966.40 is: 266,871.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,294.40 : 666,247.20 = 177,966.40 : x
  2. Step 2: Convert to fraction form
    444,294.40/666,247.20 = 177,966.40/x
  3. Step 3: Cross multiply
    444,294.40x = 666,247.20 × 177,966.40
  4. Step 4: Simplify right side
    444,294.40x = 118,569,615,694.08
  5. Step 5: Solve for x
    x = 118,569,615,694.08/444,294.40
  6. Step 6: Final answer
    x = 266,871.73

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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.