Home / 519,250.20-778,875.30-294,523.80

Finding the Fourth Proportional to 519,250.20, 778,875.30 and 294,523.80

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Solution

The fourth proportional to 519,250.20, 778,875.30 and 294,523.80 is: 441,785.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    519,250.20 : 778,875.30 = 294,523.80 : x
  2. Step 2: Convert to fraction form
    519,250.20/778,875.30 = 294,523.80/x
  3. Step 3: Cross multiply
    519,250.20x = 778,875.30 × 294,523.80
  4. Step 4: Simplify right side
    519,250.20x = 229,397,313,082.14
  5. Step 5: Solve for x
    x = 229,397,313,082.14/519,250.20
  6. Step 6: Final answer
    x = 441,785.70

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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.