Home / 410,831.20-616,246.80-269,113.60

Finding the Fourth Proportional to 410,831.20, 616,246.80 and 269,113.60

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Solution

The fourth proportional to 410,831.20, 616,246.80 and 269,113.60 is: 403,670.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,831.20 : 616,246.80 = 269,113.60 : x
  2. Step 2: Convert to fraction form
    410,831.20/616,246.80 = 269,113.60/x
  3. Step 3: Cross multiply
    410,831.20x = 616,246.80 × 269,113.60
  4. Step 4: Simplify right side
    410,831.20x = 165,840,394,836.48
  5. Step 5: Solve for x
    x = 165,840,394,836.48/410,831.20
  6. Step 6: Final answer
    x = 403,670.40

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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.