Home / 548,831.10-823,246.65-268,895.10

Finding the Fourth Proportional to 548,831.10, 823,246.65 and 268,895.10

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Solution

The fourth proportional to 548,831.10, 823,246.65 and 268,895.10 is: 403,342.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,831.10 : 823,246.65 = 268,895.10 : x
  2. Step 2: Convert to fraction form
    548,831.10/823,246.65 = 268,895.10/x
  3. Step 3: Cross multiply
    548,831.10x = 823,246.65 × 268,895.10
  4. Step 4: Simplify right side
    548,831.10x = 221,366,990,276.42
  5. Step 5: Solve for x
    x = 221,366,990,276.42/548,831.10
  6. Step 6: Final answer
    x = 403,342.65

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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.