Home / 836,611.49-1,154,523.83-454,638.27

Finding the Fourth Proportional to 836,611.49, 1,154,523.83 and 454,638.27

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Solution

The fourth proportional to 836,611.49, 1,154,523.83 and 454,638.27 is: 627,400.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,611.49 : 1,154,523.83 = 454,638.27 : x
  2. Step 2: Convert to fraction form
    836,611.49/1,154,523.83 = 454,638.27/x
  3. Step 3: Cross multiply
    836,611.49x = 1,154,523.83 × 454,638.27
  4. Step 4: Simplify right side
    836,611.49x = 524,890,714,864.39
  5. Step 5: Solve for x
    x = 524,890,714,864.39/836,611.49
  6. Step 6: Final answer
    x = 627,400.80

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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.