Home / 836,409.28-1,154,230.57-454,433.33

Finding the Fourth Proportional to 836,409.28, 1,154,230.57 and 454,433.33

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Solution

The fourth proportional to 836,409.28, 1,154,230.57 and 454,433.33 is: 627,110.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,409.28 : 1,154,230.57 = 454,433.33 : x
  2. Step 2: Convert to fraction form
    836,409.28/1,154,230.57 = 454,433.33/x
  3. Step 3: Cross multiply
    836,409.28x = 1,154,230.57 × 454,433.33
  4. Step 4: Simplify right side
    836,409.28x = 524,520,836,309.79
  5. Step 5: Solve for x
    x = 524,520,836,309.79/836,409.28
  6. Step 6: Final answer
    x = 627,110.26

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Double scale
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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.