Home / 382,012.16-526,957.23-238,523.09

Finding the Fourth Proportional to 382,012.16, 526,957.23 and 238,523.09

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Solution

The fourth proportional to 382,012.16, 526,957.23 and 238,523.09 is: 329,024.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,012.16 : 526,957.23 = 238,523.09 : x
  2. Step 2: Convert to fraction form
    382,012.16/526,957.23 = 238,523.09/x
  3. Step 3: Cross multiply
    382,012.16x = 526,957.23 × 238,523.09
  4. Step 4: Simplify right side
    382,012.16x = 125,691,466,797.44
  5. Step 5: Solve for x
    x = 125,691,466,797.44/382,012.16
  6. Step 6: Final answer
    x = 329,024.78

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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.