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Finding the Fourth Proportional to 246,300.70, 369,589.46 and 133,988.79

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Solution

The fourth proportional to 246,300.70, 369,589.46 and 133,988.79 is: 201,058.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,300.70 : 369,589.46 = 133,988.79 : x
  2. Step 2: Convert to fraction form
    246,300.70/369,589.46 = 133,988.79/x
  3. Step 3: Cross multiply
    246,300.70x = 369,589.46 × 133,988.79
  4. Step 4: Simplify right side
    246,300.70x = 49,520,844,542.15
  5. Step 5: Solve for x
    x = 49,520,844,542.15/246,300.70
  6. Step 6: Final answer
    x = 201,058.48

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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.