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Finding the Fourth Proportional to 250,387, 375,581 and 60,847.56

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Solution

The fourth proportional to 250,387, 375,581 and 60,847.56 is: 91,271.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,387 : 375,581 = 60,847.56 : x
  2. Step 2: Convert to fraction form
    250,387/375,581 = 60,847.56/x
  3. Step 3: Cross multiply
    250,387x = 375,581 × 60,847.56
  4. Step 4: Simplify right side
    250,387x = 22,853,187,432.36
  5. Step 5: Solve for x
    x = 22,853,187,432.36/250,387
  6. Step 6: Final answer
    x = 91,271.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.