Home / 706,150.38-1,059,290.85-200,721.90

Finding the Fourth Proportional to 706,150.38, 1,059,290.85 and 200,721.90

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Solution

The fourth proportional to 706,150.38, 1,059,290.85 and 200,721.90 is: 301,101.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,150.38 : 1,059,290.85 = 200,721.90 : x
  2. Step 2: Convert to fraction form
    706,150.38/1,059,290.85 = 200,721.90/x
  3. Step 3: Cross multiply
    706,150.38x = 1,059,290.85 × 200,721.90
  4. Step 4: Simplify right side
    706,150.38x = 212,622,872,064.62
  5. Step 5: Solve for x
    x = 212,622,872,064.62/706,150.38
  6. Step 6: Final answer
    x = 301,101.41

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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.