Home / 836,339.91-1,154,154.60-454,366.59

Finding the Fourth Proportional to 836,339.91, 1,154,154.60 and 454,366.59

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Solution

The fourth proportional to 836,339.91, 1,154,154.60 and 454,366.59 is: 627,028.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,339.91 : 1,154,154.60 = 454,366.59 : x
  2. Step 2: Convert to fraction form
    836,339.91/1,154,154.60 = 454,366.59/x
  3. Step 3: Cross multiply
    836,339.91x = 1,154,154.60 × 454,366.59
  4. Step 4: Simplify right side
    836,339.91x = 524,409,289,934.81
  5. Step 5: Solve for x
    x = 524,409,289,934.81/836,339.91
  6. Step 6: Final answer
    x = 627,028.90

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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.