Home / 836,887.60-1,154,891.28-454,924

Finding the Fourth Proportional to 836,887.60, 1,154,891.28 and 454,924

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Solution

The fourth proportional to 836,887.60, 1,154,891.28 and 454,924 is: 627,787.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,887.60 : 1,154,891.28 = 454,924 : x
  2. Step 2: Convert to fraction form
    836,887.60/1,154,891.28 = 454,924/x
  3. Step 3: Cross multiply
    836,887.60x = 1,154,891.28 × 454,924
  4. Step 4: Simplify right side
    836,887.60x = 525,387,760,662.72
  5. Step 5: Solve for x
    x = 525,387,760,662.72/836,887.60
  6. Step 6: Final answer
    x = 627,787.72

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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.