Home / 537,865.82-806,705.22-200,909.36

Finding the Fourth Proportional to 537,865.82, 806,705.22 and 200,909.36

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Solution

The fourth proportional to 537,865.82, 806,705.22 and 200,909.36 is: 301,329.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,865.82 : 806,705.22 = 200,909.36 : x
  2. Step 2: Convert to fraction form
    537,865.82/806,705.22 = 200,909.36/x
  3. Step 3: Cross multiply
    537,865.82x = 806,705.22 × 200,909.36
  4. Step 4: Simplify right side
    537,865.82x = 162,074,632,229.03
  5. Step 5: Solve for x
    x = 162,074,632,229.03/537,865.82
  6. Step 6: Final answer
    x = 301,329.12

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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.