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Finding the Fourth Proportional to 469,167.86, 703,751.85 and 114,181.88

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Solution

The fourth proportional to 469,167.86, 703,751.85 and 114,181.88 is: 171,272.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,167.86 : 703,751.85 = 114,181.88 : x
  2. Step 2: Convert to fraction form
    469,167.86/703,751.85 = 114,181.88/x
  3. Step 3: Cross multiply
    469,167.86x = 703,751.85 × 114,181.88
  4. Step 4: Simplify right side
    469,167.86x = 80,355,705,767.72
  5. Step 5: Solve for x
    x = 80,355,705,767.72/469,167.86
  6. Step 6: Final answer
    x = 171,272.83

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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.