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Finding the Fourth Proportional to 381,022.95, 525,570.68 and 244,822.80

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Solution

The fourth proportional to 381,022.95, 525,570.68 and 244,822.80 is: 337,700.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,022.95 : 525,570.68 = 244,822.80 : x
  2. Step 2: Convert to fraction form
    381,022.95/525,570.68 = 244,822.80/x
  3. Step 3: Cross multiply
    381,022.95x = 525,570.68 × 244,822.80
  4. Step 4: Simplify right side
    381,022.95x = 128,671,684,251.39
  5. Step 5: Solve for x
    x = 128,671,684,251.39/381,022.95
  6. Step 6: Final answer
    x = 337,700.61

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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.