Home / 284,771.22-393,062.25-177,277.38

Finding the Fourth Proportional to 284,771.22, 393,062.25 and 177,277.38

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Solution

The fourth proportional to 284,771.22, 393,062.25 and 177,277.38 is: 244,691.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,771.22 : 393,062.25 = 177,277.38 : x
  2. Step 2: Convert to fraction form
    284,771.22/393,062.25 = 177,277.38/x
  3. Step 3: Cross multiply
    284,771.22x = 393,062.25 × 177,277.38
  4. Step 4: Simplify right side
    284,771.22x = 69,681,045,856.91
  5. Step 5: Solve for x
    x = 69,681,045,856.91/284,771.22
  6. Step 6: Final answer
    x = 244,691.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.