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Finding the Fourth Proportional to 467,532.76, 644,896.02 and 324,240.52

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Solution

The fourth proportional to 467,532.76, 644,896.02 and 324,240.52 is: 447,244.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,532.76 : 644,896.02 = 324,240.52 : x
  2. Step 2: Convert to fraction form
    467,532.76/644,896.02 = 324,240.52/x
  3. Step 3: Cross multiply
    467,532.76x = 644,896.02 × 324,240.52
  4. Step 4: Simplify right side
    467,532.76x = 209,101,419,258.49
  5. Step 5: Solve for x
    x = 209,101,419,258.49/467,532.76
  6. Step 6: Final answer
    x = 447,244.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.