Home / 951,067.86-1,427,220.06-411,850.69

Finding the Fourth Proportional to 951,067.86, 1,427,220.06 and 411,850.69

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Solution

The fourth proportional to 951,067.86, 1,427,220.06 and 411,850.69 is: 618,043.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,067.86 : 1,427,220.06 = 411,850.69 : x
  2. Step 2: Convert to fraction form
    951,067.86/1,427,220.06 = 411,850.69/x
  3. Step 3: Cross multiply
    951,067.86x = 1,427,220.06 × 411,850.69
  4. Step 4: Simplify right side
    951,067.86x = 587,801,566,492.84
  5. Step 5: Solve for x
    x = 587,801,566,492.84/951,067.86
  6. Step 6: Final answer
    x = 618,043.77

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Double scale
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1.5x scale

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.