Home / 928,181.64-1,392,273.56-254,268.75

Finding the Fourth Proportional to 928,181.64, 1,392,273.56 and 254,268.75

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Solution

The fourth proportional to 928,181.64, 1,392,273.56 and 254,268.75 is: 381,403.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,181.64 : 1,392,273.56 = 254,268.75 : x
  2. Step 2: Convert to fraction form
    928,181.64/1,392,273.56 = 254,268.75/x
  3. Step 3: Cross multiply
    928,181.64x = 1,392,273.56 × 254,268.75
  4. Step 4: Simplify right side
    928,181.64x = 354,011,656,487.91
  5. Step 5: Solve for x
    x = 354,011,656,487.91/928,181.64
  6. Step 6: Final answer
    x = 381,403.42

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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.