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Finding the Fourth Proportional to 444,868.30, 667,302.45 and 440,721.10

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Solution

The fourth proportional to 444,868.30, 667,302.45 and 440,721.10 is: 661,081.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,868.30 : 667,302.45 = 440,721.10 : x
  2. Step 2: Convert to fraction form
    444,868.30/667,302.45 = 440,721.10/x
  3. Step 3: Cross multiply
    444,868.30x = 667,302.45 × 440,721.10
  4. Step 4: Simplify right side
    444,868.30x = 294,094,269,796.70
  5. Step 5: Solve for x
    x = 294,094,269,796.70/444,868.30
  6. Step 6: Final answer
    x = 661,081.65

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Similar ratio
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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.