Home / 247,865.14-371,682.89-200,363.50

Finding the Fourth Proportional to 247,865.14, 371,682.89 and 200,363.50

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Solution

The fourth proportional to 247,865.14, 371,682.89 and 200,363.50 is: 300,452.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,865.14 : 371,682.89 = 200,363.50 : x
  2. Step 2: Convert to fraction form
    247,865.14/371,682.89 = 200,363.50/x
  3. Step 3: Cross multiply
    247,865.14x = 371,682.89 × 200,363.50
  4. Step 4: Simplify right side
    247,865.14x = 74,471,681,870.28
  5. Step 5: Solve for x
    x = 74,471,681,870.28/247,865.14
  6. Step 6: Final answer
    x = 300,452.43

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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.