Home / 548,825.20-823,237.80-360,475.90

Finding the Fourth Proportional to 548,825.20, 823,237.80 and 360,475.90

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Solution

The fourth proportional to 548,825.20, 823,237.80 and 360,475.90 is: 540,713.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,825.20 : 823,237.80 = 360,475.90 : x
  2. Step 2: Convert to fraction form
    548,825.20/823,237.80 = 360,475.90/x
  3. Step 3: Cross multiply
    548,825.20x = 823,237.80 × 360,475.90
  4. Step 4: Simplify right side
    548,825.20x = 296,757,386,869.02
  5. Step 5: Solve for x
    x = 296,757,386,869.02/548,825.20
  6. Step 6: Final answer
    x = 540,713.85

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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.