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Finding the Fourth Proportional to 246,484.90, 369,472.20 and 133,927.30

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Solution

The fourth proportional to 246,484.90, 369,472.20 and 133,927.30 is: 200,752.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,484.90 : 369,472.20 = 133,927.30 : x
  2. Step 2: Convert to fraction form
    246,484.90/369,472.20 = 133,927.30/x
  3. Step 3: Cross multiply
    246,484.90x = 369,472.20 × 133,927.30
  4. Step 4: Simplify right side
    246,484.90x = 49,482,414,171.06
  5. Step 5: Solve for x
    x = 49,482,414,171.06/246,484.90
  6. Step 6: Final answer
    x = 200,752.31

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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.