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Finding the Fourth Proportional to 244,385.92, 366,579.08 and 66,894.40

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Solution

The fourth proportional to 244,385.92, 366,579.08 and 66,894.40 is: 100,341.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,385.92 : 366,579.08 = 66,894.40 : x
  2. Step 2: Convert to fraction form
    244,385.92/366,579.08 = 66,894.40/x
  3. Step 3: Cross multiply
    244,385.92x = 366,579.08 × 66,894.40
  4. Step 4: Simplify right side
    244,385.92x = 24,522,087,609.15
  5. Step 5: Solve for x
    x = 24,522,087,609.15/244,385.92
  6. Step 6: Final answer
    x = 100,341.65

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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.