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Finding the Fourth Proportional to 444,190, 612,982.17 and 240,240.94

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Solution

The fourth proportional to 444,190, 612,982.17 and 240,240.94 is: 331,532.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,190 : 612,982.17 = 240,240.94 : x
  2. Step 2: Convert to fraction form
    444,190/612,982.17 = 240,240.94/x
  3. Step 3: Cross multiply
    444,190x = 612,982.17 × 240,240.94
  4. Step 4: Simplify right side
    444,190x = 147,263,412,724.04
  5. Step 5: Solve for x
    x = 147,263,412,724.04/444,190
  6. Step 6: Final answer
    x = 331,532.48

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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.