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Finding the Fourth Proportional to 444,405.27, 613,276.62 and 253,414.56

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Solution

The fourth proportional to 444,405.27, 613,276.62 and 253,414.56 is: 349,710.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,405.27 : 613,276.62 = 253,414.56 : x
  2. Step 2: Convert to fraction form
    444,405.27/613,276.62 = 253,414.56/x
  3. Step 3: Cross multiply
    444,405.27x = 613,276.62 × 253,414.56
  4. Step 4: Simplify right side
    444,405.27x = 155,413,224,815.59
  5. Step 5: Solve for x
    x = 155,413,224,815.59/444,405.27
  6. Step 6: Final answer
    x = 349,710.58

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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.