Home / 925,997.80-1,387,959.90-526,829.80

Finding the Fourth Proportional to 925,997.80, 1,387,959.90 and 526,829.80

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Solution

The fourth proportional to 925,997.80, 1,387,959.90 and 526,829.80 is: 789,654.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,997.80 : 1,387,959.90 = 526,829.80 : x
  2. Step 2: Convert to fraction form
    925,997.80/1,387,959.90 = 526,829.80/x
  3. Step 3: Cross multiply
    925,997.80x = 1,387,959.90 × 526,829.80
  4. Step 4: Simplify right side
    925,997.80x = 731,218,636,525.02
  5. Step 5: Solve for x
    x = 731,218,636,525.02/925,997.80
  6. Step 6: Final answer
    x = 789,654.83

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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.