Home / 925,961.80-1,387,905.90-526,793.80

Finding the Fourth Proportional to 925,961.80, 1,387,905.90 and 526,793.80

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Solution

The fourth proportional to 925,961.80, 1,387,905.90 and 526,793.80 is: 789,600.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,961.80 : 1,387,905.90 = 526,793.80 : x
  2. Step 2: Convert to fraction form
    925,961.80/1,387,905.90 = 526,793.80/x
  3. Step 3: Cross multiply
    925,961.80x = 1,387,905.90 × 526,793.80
  4. Step 4: Simplify right side
    925,961.80x = 731,140,223,103.42
  5. Step 5: Solve for x
    x = 731,140,223,103.42/925,961.80
  6. Step 6: Final answer
    x = 789,600.85

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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.