Home / 836,817.12-1,154,819.40-454,843.92

Finding the Fourth Proportional to 836,817.12, 1,154,819.40 and 454,843.92

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Solution

The fourth proportional to 836,817.12, 1,154,819.40 and 454,843.92 is: 627,691.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,817.12 : 1,154,819.40 = 454,843.92 : x
  2. Step 2: Convert to fraction form
    836,817.12/1,154,819.40 = 454,843.92/x
  3. Step 3: Cross multiply
    836,817.12x = 1,154,819.40 × 454,843.92
  4. Step 4: Simplify right side
    836,817.12x = 525,262,582,788.05
  5. Step 5: Solve for x
    x = 525,262,582,788.05/836,817.12
  6. Step 6: Final answer
    x = 627,691.01

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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.