Home / 519,764.20-779,063.10-295,232.20

Finding the Fourth Proportional to 519,764.20, 779,063.10 and 295,232.20

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Solution

The fourth proportional to 519,764.20, 779,063.10 and 295,232.20 is: 442,517.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    519,764.20 : 779,063.10 = 295,232.20 : x
  2. Step 2: Convert to fraction form
    519,764.20/779,063.10 = 295,232.20/x
  3. Step 3: Cross multiply
    519,764.20x = 779,063.10 × 295,232.20
  4. Step 4: Simplify right side
    519,764.20x = 230,004,512,951.82
  5. Step 5: Solve for x
    x = 230,004,512,951.82/519,764.20
  6. Step 6: Final answer
    x = 442,517.04

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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.