Home / 558,850.12-837,769.71-203,781.10

Finding the Fourth Proportional to 558,850.12, 837,769.71 and 203,781.10

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Solution

The fourth proportional to 558,850.12, 837,769.71 and 203,781.10 is: 305,487.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,850.12 : 837,769.71 = 203,781.10 : x
  2. Step 2: Convert to fraction form
    558,850.12/837,769.71 = 203,781.10/x
  3. Step 3: Cross multiply
    558,850.12x = 837,769.71 × 203,781.10
  4. Step 4: Simplify right side
    558,850.12x = 170,721,633,050.48
  5. Step 5: Solve for x
    x = 170,721,633,050.48/558,850.12
  6. Step 6: Final answer
    x = 305,487.33

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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.