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Finding the Fourth Proportional to 246,436.62, 369,677.46 and 68,943.12

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Solution

The fourth proportional to 246,436.62, 369,677.46 and 68,943.12 is: 103,420.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,436.62 : 369,677.46 = 68,943.12 : x
  2. Step 2: Convert to fraction form
    246,436.62/369,677.46 = 68,943.12/x
  3. Step 3: Cross multiply
    246,436.62x = 369,677.46 × 68,943.12
  4. Step 4: Simplify right side
    246,436.62x = 25,486,717,486.08
  5. Step 5: Solve for x
    x = 25,486,717,486.08/246,436.62
  6. Step 6: Final answer
    x = 103,420.98

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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.