Home / 836,614.76-1,154,527.38-454,640.68

Finding the Fourth Proportional to 836,614.76, 1,154,527.38 and 454,640.68

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Solution

The fourth proportional to 836,614.76, 1,154,527.38 and 454,640.68 is: 627,403.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,614.76 : 1,154,527.38 = 454,640.68 : x
  2. Step 2: Convert to fraction form
    836,614.76/1,154,527.38 = 454,640.68/x
  3. Step 3: Cross multiply
    836,614.76x = 1,154,527.38 × 454,640.68
  4. Step 4: Simplify right side
    836,614.76x = 524,895,113,121.82
  5. Step 5: Solve for x
    x = 524,895,113,121.82/836,614.76
  6. Step 6: Final answer
    x = 627,403.60

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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.