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Finding the Fourth Proportional to 247,214.29, 370,832.22 and 120,960.84

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Solution

The fourth proportional to 247,214.29, 370,832.22 and 120,960.84 is: 181,446.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,214.29 : 370,832.22 = 120,960.84 : x
  2. Step 2: Convert to fraction form
    247,214.29/370,832.22 = 120,960.84/x
  3. Step 3: Cross multiply
    247,214.29x = 370,832.22 × 120,960.84
  4. Step 4: Simplify right side
    247,214.29x = 44,856,176,830.26
  5. Step 5: Solve for x
    x = 44,856,176,830.26/247,214.29
  6. Step 6: Final answer
    x = 181,446.54

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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.