Home / 836,887.71-1,154,904.17-454,917.23

Finding the Fourth Proportional to 836,887.71, 1,154,904.17 and 454,917.23

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Solution

The fourth proportional to 836,887.71, 1,154,904.17 and 454,917.23 is: 627,785.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,887.71 : 1,154,904.17 = 454,917.23 : x
  2. Step 2: Convert to fraction form
    836,887.71/1,154,904.17 = 454,917.23/x
  3. Step 3: Cross multiply
    836,887.71x = 1,154,904.17 × 454,917.23
  4. Step 4: Simplify right side
    836,887.71x = 525,385,797,882.74
  5. Step 5: Solve for x
    x = 525,385,797,882.74/836,887.71
  6. Step 6: Final answer
    x = 627,785.29

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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.