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Finding the Fourth Proportional to 438,593.58, 605,204.19 and 244,954.98

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Solution

The fourth proportional to 438,593.58, 605,204.19 and 244,954.98 is: 338,007.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,593.58 : 605,204.19 = 244,954.98 : x
  2. Step 2: Convert to fraction form
    438,593.58/605,204.19 = 244,954.98/x
  3. Step 3: Cross multiply
    438,593.58x = 605,204.19 × 244,954.98
  4. Step 4: Simplify right side
    438,593.58x = 148,247,780,257.37
  5. Step 5: Solve for x
    x = 148,247,780,257.37/438,593.58
  6. Step 6: Final answer
    x = 338,007.18

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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.