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Finding the Fourth Proportional to 444,725.96, 613,822.70 and 347,737.97

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Solution

The fourth proportional to 444,725.96, 613,822.70 and 347,737.97 is: 479,957.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,725.96 : 613,822.70 = 347,737.97 : x
  2. Step 2: Convert to fraction form
    444,725.96/613,822.70 = 347,737.97/x
  3. Step 3: Cross multiply
    444,725.96x = 613,822.70 × 347,737.97
  4. Step 4: Simplify right side
    444,725.96x = 213,449,459,637.92
  5. Step 5: Solve for x
    x = 213,449,459,637.92/444,725.96
  6. Step 6: Final answer
    x = 479,957.27

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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.