Home / 944,987.89-1,418,414.96-412,876.21

Finding the Fourth Proportional to 944,987.89, 1,418,414.96 and 412,876.21

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Solution

The fourth proportional to 944,987.89, 1,418,414.96 and 412,876.21 is: 619,722.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    944,987.89 : 1,418,414.96 = 412,876.21 : x
  2. Step 2: Convert to fraction form
    944,987.89/1,418,414.96 = 412,876.21/x
  3. Step 3: Cross multiply
    944,987.89x = 1,418,414.96 × 412,876.21
  4. Step 4: Simplify right side
    944,987.89x = 585,629,790,827.72
  5. Step 5: Solve for x
    x = 585,629,790,827.72/944,987.89
  6. Step 6: Final answer
    x = 619,722.01

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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.