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Finding the Fourth Proportional to 244,674.65, 366,972.69 and 67,140.20

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Solution

The fourth proportional to 244,674.65, 366,972.69 and 67,140.20 is: 100,699.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,674.65 : 366,972.69 = 67,140.20 : x
  2. Step 2: Convert to fraction form
    244,674.65/366,972.69 = 67,140.20/x
  3. Step 3: Cross multiply
    244,674.65x = 366,972.69 × 67,140.20
  4. Step 4: Simplify right side
    244,674.65x = 24,638,619,801.14
  5. Step 5: Solve for x
    x = 24,638,619,801.14/244,674.65
  6. Step 6: Final answer
    x = 100,699.52

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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.