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Finding the Fourth Proportional to 244,599.40, 366,935.55 and 86,814.64

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Solution

The fourth proportional to 244,599.40, 366,935.55 and 86,814.64 is: 130,234.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,599.40 : 366,935.55 = 86,814.64 : x
  2. Step 2: Convert to fraction form
    244,599.40/366,935.55 = 86,814.64/x
  3. Step 3: Cross multiply
    244,599.40x = 366,935.55 × 86,814.64
  4. Step 4: Simplify right side
    244,599.40x = 31,855,377,676.45
  5. Step 5: Solve for x
    x = 31,855,377,676.45/244,599.40
  6. Step 6: Final answer
    x = 130,234.90

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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.