Home / 526,229.53-726,196.66-284,512.10

Finding the Fourth Proportional to 526,229.53, 726,196.66 and 284,512.10

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Solution

The fourth proportional to 526,229.53, 726,196.66 and 284,512.10 is: 392,626.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,229.53 : 726,196.66 = 284,512.10 : x
  2. Step 2: Convert to fraction form
    526,229.53/726,196.66 = 284,512.10/x
  3. Step 3: Cross multiply
    526,229.53x = 726,196.66 × 284,512.10
  4. Step 4: Simplify right side
    526,229.53x = 206,611,732,407.32
  5. Step 5: Solve for x
    x = 206,611,732,407.32/526,229.53
  6. Step 6: Final answer
    x = 392,626.64

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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.