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Finding the Fourth Proportional to 244,673.65, 366,971.19 and 67,139.20

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Solution

The fourth proportional to 244,673.65, 366,971.19 and 67,139.20 is: 100,698.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,673.65 : 366,971.19 = 67,139.20 : x
  2. Step 2: Convert to fraction form
    244,673.65/366,971.19 = 67,139.20/x
  3. Step 3: Cross multiply
    244,673.65x = 366,971.19 × 67,139.20
  4. Step 4: Simplify right side
    244,673.65x = 24,638,152,119.65
  5. Step 5: Solve for x
    x = 24,638,152,119.65/244,673.65
  6. Step 6: Final answer
    x = 100,698.02

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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.