Home / 256,028.41-353,452.10-187,040.46

Finding the Fourth Proportional to 256,028.41, 353,452.10 and 187,040.46

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Solution

The fourth proportional to 256,028.41, 353,452.10 and 187,040.46 is: 258,212.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,028.41 : 353,452.10 = 187,040.46 : x
  2. Step 2: Convert to fraction form
    256,028.41/353,452.10 = 187,040.46/x
  3. Step 3: Cross multiply
    256,028.41x = 353,452.10 × 187,040.46
  4. Step 4: Simplify right side
    256,028.41x = 66,109,843,371.97
  5. Step 5: Solve for x
    x = 66,109,843,371.97/256,028.41
  6. Step 6: Final answer
    x = 258,212.92

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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.