Home / 650,684.27-976,194.68-381,040.13

Finding the Fourth Proportional to 650,684.27, 976,194.68 and 381,040.13

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Solution

The fourth proportional to 650,684.27, 976,194.68 and 381,040.13 is: 571,658.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,684.27 : 976,194.68 = 381,040.13 : x
  2. Step 2: Convert to fraction form
    650,684.27/976,194.68 = 381,040.13/x
  3. Step 3: Cross multiply
    650,684.27x = 976,194.68 × 381,040.13
  4. Step 4: Simplify right side
    650,684.27x = 371,969,340,986.33
  5. Step 5: Solve for x
    x = 371,969,340,986.33/650,684.27
  6. Step 6: Final answer
    x = 571,658.73

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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.