Home / 836,874.20-1,154,890.54-454,901

Finding the Fourth Proportional to 836,874.20, 1,154,890.54 and 454,901

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Solution

The fourth proportional to 836,874.20, 1,154,890.54 and 454,901 is: 627,765.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,874.20 : 1,154,890.54 = 454,901 : x
  2. Step 2: Convert to fraction form
    836,874.20/1,154,890.54 = 454,901/x
  3. Step 3: Cross multiply
    836,874.20x = 1,154,890.54 × 454,901
  4. Step 4: Simplify right side
    836,874.20x = 525,360,861,536.54
  5. Step 5: Solve for x
    x = 525,360,861,536.54/836,874.20
  6. Step 6: Final answer
    x = 627,765.63

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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.