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Finding the Fourth Proportional to 246,833.68, 340,630.48 and 133,656.43

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Solution

The fourth proportional to 246,833.68, 340,630.48 and 133,656.43 is: 184,445.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,833.68 : 340,630.48 = 133,656.43 : x
  2. Step 2: Convert to fraction form
    246,833.68/340,630.48 = 133,656.43/x
  3. Step 3: Cross multiply
    246,833.68x = 340,630.48 × 133,656.43
  4. Step 4: Simplify right side
    246,833.68x = 45,527,453,860.16
  5. Step 5: Solve for x
    x = 45,527,453,860.16/246,833.68
  6. Step 6: Final answer
    x = 184,445.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.