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Finding the Fourth Proportional to 444,862.40, 667,293.60 and 413,758.40

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Solution

The fourth proportional to 444,862.40, 667,293.60 and 413,758.40 is: 620,637.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,862.40 : 667,293.60 = 413,758.40 : x
  2. Step 2: Convert to fraction form
    444,862.40/667,293.60 = 413,758.40/x
  3. Step 3: Cross multiply
    444,862.40x = 667,293.60 × 413,758.40
  4. Step 4: Simplify right side
    444,862.40x = 276,098,332,266.24
  5. Step 5: Solve for x
    x = 276,098,332,266.24/444,862.40
  6. Step 6: Final answer
    x = 620,637.60

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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.