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Finding the Fourth Proportional to 246,043.40, 369,065.10 and 88,287.80

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Solution

The fourth proportional to 246,043.40, 369,065.10 and 88,287.80 is: 132,431.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,043.40 : 369,065.10 = 88,287.80 : x
  2. Step 2: Convert to fraction form
    246,043.40/369,065.10 = 88,287.80/x
  3. Step 3: Cross multiply
    246,043.40x = 369,065.10 × 88,287.80
  4. Step 4: Simplify right side
    246,043.40x = 32,583,945,735.78
  5. Step 5: Solve for x
    x = 32,583,945,735.78/246,043.40
  6. Step 6: Final answer
    x = 132,431.70

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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.