Home / 951,986.01-1,428,025.16-312,233.15

Finding the Fourth Proportional to 951,986.01, 1,428,025.16 and 312,233.15

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Solution

The fourth proportional to 951,986.01, 1,428,025.16 and 312,233.15 is: 468,364.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,986.01 : 1,428,025.16 = 312,233.15 : x
  2. Step 2: Convert to fraction form
    951,986.01/1,428,025.16 = 312,233.15/x
  3. Step 3: Cross multiply
    951,986.01x = 1,428,025.16 × 312,233.15
  4. Step 4: Simplify right side
    951,986.01x = 445,876,793,986.05
  5. Step 5: Solve for x
    x = 445,876,793,986.05/951,986.01
  6. Step 6: Final answer
    x = 468,364.86

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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.