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Finding the Fourth Proportional to 444,004.28, 665,948.68 and 177,767.40

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Solution

The fourth proportional to 444,004.28, 665,948.68 and 177,767.40 is: 266,627.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,004.28 : 665,948.68 = 177,767.40 : x
  2. Step 2: Convert to fraction form
    444,004.28/665,948.68 = 177,767.40/x
  3. Step 3: Cross multiply
    444,004.28x = 665,948.68 × 177,767.40
  4. Step 4: Simplify right side
    444,004.28x = 118,383,965,377.03
  5. Step 5: Solve for x
    x = 118,383,965,377.03/444,004.28
  6. Step 6: Final answer
    x = 266,627.98

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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.