Home / 814,831.43-1,124,414.55-452,255.39

Finding the Fourth Proportional to 814,831.43, 1,124,414.55 and 452,255.39

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Solution

The fourth proportional to 814,831.43, 1,124,414.55 and 452,255.39 is: 624,083.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,831.43 : 1,124,414.55 = 452,255.39 : x
  2. Step 2: Convert to fraction form
    814,831.43/1,124,414.55 = 452,255.39/x
  3. Step 3: Cross multiply
    814,831.43x = 1,124,414.55 × 452,255.39
  4. Step 4: Simplify right side
    814,831.43x = 508,522,535,209.85
  5. Step 5: Solve for x
    x = 508,522,535,209.85/814,831.43
  6. Step 6: Final answer
    x = 624,083.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.