Home / 891,201.66-1,336,958.37-531,658.86

Finding the Fourth Proportional to 891,201.66, 1,336,958.37 and 531,658.86

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Solution

The fourth proportional to 891,201.66, 1,336,958.37 and 531,658.86 is: 797,581.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,201.66 : 1,336,958.37 = 531,658.86 : x
  2. Step 2: Convert to fraction form
    891,201.66/1,336,958.37 = 531,658.86/x
  3. Step 3: Cross multiply
    891,201.66x = 1,336,958.37 × 531,658.86
  4. Step 4: Simplify right side
    891,201.66x = 710,805,762,861.66
  5. Step 5: Solve for x
    x = 710,805,762,861.66/891,201.66
  6. Step 6: Final answer
    x = 797,581.28

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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.