Home / 548,831.20-823,246.80-360,481.90

Finding the Fourth Proportional to 548,831.20, 823,246.80 and 360,481.90

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Solution

The fourth proportional to 548,831.20, 823,246.80 and 360,481.90 is: 540,722.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,831.20 : 823,246.80 = 360,481.90 : x
  2. Step 2: Convert to fraction form
    548,831.20/823,246.80 = 360,481.90/x
  3. Step 3: Cross multiply
    548,831.20x = 823,246.80 × 360,481.90
  4. Step 4: Simplify right side
    548,831.20x = 296,765,570,632.92
  5. Step 5: Solve for x
    x = 296,765,570,632.92/548,831.20
  6. Step 6: Final answer
    x = 540,722.85

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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.