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Finding the Fourth Proportional to 444,657.31, 613,473.74 and 251,040.85

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Solution

The fourth proportional to 444,657.31, 613,473.74 and 251,040.85 is: 346,349.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,657.31 : 613,473.74 = 251,040.85 : x
  2. Step 2: Convert to fraction form
    444,657.31/613,473.74 = 251,040.85/x
  3. Step 3: Cross multiply
    444,657.31x = 613,473.74 × 251,040.85
  4. Step 4: Simplify right side
    444,657.31x = 154,006,969,142.28
  5. Step 5: Solve for x
    x = 154,006,969,142.28/444,657.31
  6. Step 6: Final answer
    x = 346,349.80

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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.