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Finding the Fourth Proportional to 246,677.86, 370,016.86 and 86,871.79

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Solution

The fourth proportional to 246,677.86, 370,016.86 and 86,871.79 is: 130,307.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,677.86 : 370,016.86 = 86,871.79 : x
  2. Step 2: Convert to fraction form
    246,677.86/370,016.86 = 86,871.79/x
  3. Step 3: Cross multiply
    246,677.86x = 370,016.86 × 86,871.79
  4. Step 4: Simplify right side
    246,677.86x = 32,144,027,366.61
  5. Step 5: Solve for x
    x = 32,144,027,366.61/246,677.86
  6. Step 6: Final answer
    x = 130,307.71

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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.