Home / 836,881.92-1,154,899.68-454,909.92

Finding the Fourth Proportional to 836,881.92, 1,154,899.68 and 454,909.92

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Solution

The fourth proportional to 836,881.92, 1,154,899.68 and 454,909.92 is: 627,777.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,881.92 : 1,154,899.68 = 454,909.92 : x
  2. Step 2: Convert to fraction form
    836,881.92/1,154,899.68 = 454,909.92/x
  3. Step 3: Cross multiply
    836,881.92x = 1,154,899.68 × 454,909.92
  4. Step 4: Simplify right side
    836,881.92x = 525,375,321,036.83
  5. Step 5: Solve for x
    x = 525,375,321,036.83/836,881.92
  6. Step 6: Final answer
    x = 627,777.12

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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.