Home / 934,169.90-1,289,249.66-571,833.20

Finding the Fourth Proportional to 934,169.90, 1,289,249.66 and 571,833.20

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Solution

The fourth proportional to 934,169.90, 1,289,249.66 and 571,833.20 is: 789,188.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,169.90 : 1,289,249.66 = 571,833.20 : x
  2. Step 2: Convert to fraction form
    934,169.90/1,289,249.66 = 571,833.20/x
  3. Step 3: Cross multiply
    934,169.90x = 1,289,249.66 × 571,833.20
  4. Step 4: Simplify right side
    934,169.90x = 737,235,763,329.42
  5. Step 5: Solve for x
    x = 737,235,763,329.42/934,169.90
  6. Step 6: Final answer
    x = 789,188.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.