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Finding the Fourth Proportional to 444,517.92, 613,411.20 and 243,275.04

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Solution

The fourth proportional to 444,517.92, 613,411.20 and 243,275.04 is: 335,706.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,517.92 : 613,411.20 = 243,275.04 : x
  2. Step 2: Convert to fraction form
    444,517.92/613,411.20 = 243,275.04/x
  3. Step 3: Cross multiply
    444,517.92x = 613,411.20 × 243,275.04
  4. Step 4: Simplify right side
    444,517.92x = 149,227,634,216.45
  5. Step 5: Solve for x
    x = 149,227,634,216.45/444,517.92
  6. Step 6: Final answer
    x = 335,706.68

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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.