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Finding the Fourth Proportional to 362,224.10, 543,311.85 and 95,978.90

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Solution

The fourth proportional to 362,224.10, 543,311.85 and 95,978.90 is: 143,961.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,224.10 : 543,311.85 = 95,978.90 : x
  2. Step 2: Convert to fraction form
    362,224.10/543,311.85 = 95,978.90/x
  3. Step 3: Cross multiply
    362,224.10x = 543,311.85 × 95,978.90
  4. Step 4: Simplify right side
    362,224.10x = 52,146,473,719.97
  5. Step 5: Solve for x
    x = 52,146,473,719.97/362,224.10
  6. Step 6: Final answer
    x = 143,961.91

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1.5x scale

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.