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Finding the Fourth Proportional to 444,909.71, 614,013.20 and 251,352.97

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Solution

The fourth proportional to 444,909.71, 614,013.20 and 251,352.97 is: 346,888.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,909.71 : 614,013.20 = 251,352.97 : x
  2. Step 2: Convert to fraction form
    444,909.71/614,013.20 = 251,352.97/x
  3. Step 3: Cross multiply
    444,909.71x = 614,013.20 × 251,352.97
  4. Step 4: Simplify right side
    444,909.71x = 154,334,040,538.81
  5. Step 5: Solve for x
    x = 154,334,040,538.81/444,909.71
  6. Step 6: Final answer
    x = 346,888.45

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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.