Home / 836,343.77-1,154,151.36-454,367.21

Finding the Fourth Proportional to 836,343.77, 1,154,151.36 and 454,367.21

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Solution

The fourth proportional to 836,343.77, 1,154,151.36 and 454,367.21 is: 627,025.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,343.77 : 1,154,151.36 = 454,367.21 : x
  2. Step 2: Convert to fraction form
    836,343.77/1,154,151.36 = 454,367.21/x
  3. Step 3: Cross multiply
    836,343.77x = 1,154,151.36 × 454,367.21
  4. Step 4: Simplify right side
    836,343.77x = 524,408,527,590.15
  5. Step 5: Solve for x
    x = 524,408,527,590.15/836,343.77
  6. Step 6: Final answer
    x = 627,025.09

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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.