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Finding the Fourth Proportional to 246,680.75, 370,079.63 and 80,468.75

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Solution

The fourth proportional to 246,680.75, 370,079.63 and 80,468.75 is: 120,722.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,680.75 : 370,079.63 = 80,468.75 : x
  2. Step 2: Convert to fraction form
    246,680.75/370,079.63 = 80,468.75/x
  3. Step 3: Cross multiply
    246,680.75x = 370,079.63 × 80,468.75
  4. Step 4: Simplify right side
    246,680.75x = 29,779,845,226.56
  5. Step 5: Solve for x
    x = 29,779,845,226.56/246,680.75
  6. Step 6: Final answer
    x = 120,722.21

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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.