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Finding the Fourth Proportional to 246,780.61, 370,324.00 and 113,679.79

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Solution

The fourth proportional to 246,780.61, 370,324.00 and 113,679.79 is: 170,590.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,780.61 : 370,324.00 = 113,679.79 : x
  2. Step 2: Convert to fraction form
    246,780.61/370,324.00 = 113,679.79/x
  3. Step 3: Cross multiply
    246,780.61x = 370,324.00 × 113,679.79
  4. Step 4: Simplify right side
    246,780.61x = 42,098,353,768.25
  5. Step 5: Solve for x
    x = 42,098,353,768.25/246,780.61
  6. Step 6: Final answer
    x = 170,590.20

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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.