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Finding the Fourth Proportional to 444,851.33, 667,295.45 and 129,308.24

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Solution

The fourth proportional to 444,851.33, 667,295.45 and 129,308.24 is: 193,967.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,851.33 : 667,295.45 = 129,308.24 : x
  2. Step 2: Convert to fraction form
    444,851.33/667,295.45 = 129,308.24/x
  3. Step 3: Cross multiply
    444,851.33x = 667,295.45 × 129,308.24
  4. Step 4: Simplify right side
    444,851.33x = 86,286,796,863.03
  5. Step 5: Solve for x
    x = 86,286,796,863.03/444,851.33
  6. Step 6: Final answer
    x = 193,967.72

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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.