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Finding the Fourth Proportional to 445,344.75, 614,575.76 and 244,140.75

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Solution

The fourth proportional to 445,344.75, 614,575.76 and 244,140.75 is: 336,914.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,344.75 : 614,575.76 = 244,140.75 : x
  2. Step 2: Convert to fraction form
    445,344.75/614,575.76 = 244,140.75/x
  3. Step 3: Cross multiply
    445,344.75x = 614,575.76 × 244,140.75
  4. Step 4: Simplify right side
    445,344.75x = 150,042,985,757.52
  5. Step 5: Solve for x
    x = 150,042,985,757.52/445,344.75
  6. Step 6: Final answer
    x = 336,914.24

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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.