Home / 928,177.98-1,392,268.14-254,265.21

Finding the Fourth Proportional to 928,177.98, 1,392,268.14 and 254,265.21

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Solution

The fourth proportional to 928,177.98, 1,392,268.14 and 254,265.21 is: 381,398.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,177.98 : 1,392,268.14 = 254,265.21 : x
  2. Step 2: Convert to fraction form
    928,177.98/1,392,268.14 = 254,265.21/x
  3. Step 3: Cross multiply
    928,177.98x = 1,392,268.14 × 254,265.21
  4. Step 4: Simplify right side
    928,177.98x = 354,005,350,993.41
  5. Step 5: Solve for x
    x = 354,005,350,993.41/928,177.98
  6. Step 6: Final answer
    x = 381,398.14

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Similar ratio
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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.