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Finding the Fourth Proportional to 246,501.94, 369,793.79 and 86,536.35

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Solution

The fourth proportional to 246,501.94, 369,793.79 and 86,536.35 is: 129,818.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,501.94 : 369,793.79 = 86,536.35 : x
  2. Step 2: Convert to fraction form
    246,501.94/369,793.79 = 86,536.35/x
  3. Step 3: Cross multiply
    246,501.94x = 369,793.79 × 86,536.35
  4. Step 4: Simplify right side
    246,501.94x = 32,000,604,839.27
  5. Step 5: Solve for x
    x = 32,000,604,839.27/246,501.94
  6. Step 6: Final answer
    x = 129,818.88

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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.