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Finding the Fourth Proportional to 444,811.88, 613,855.14 and 243,618.92

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Solution

The fourth proportional to 444,811.88, 613,855.14 and 243,618.92 is: 336,202.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,811.88 : 613,855.14 = 243,618.92 : x
  2. Step 2: Convert to fraction form
    444,811.88/613,855.14 = 243,618.92/x
  3. Step 3: Cross multiply
    444,811.88x = 613,855.14 × 243,618.92
  4. Step 4: Simplify right side
    444,811.88x = 149,546,726,243.25
  5. Step 5: Solve for x
    x = 149,546,726,243.25/444,811.88
  6. Step 6: Final answer
    x = 336,202.19

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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.