Home / 338,837.12-467,583.36-187,948.16

Finding the Fourth Proportional to 338,837.12, 467,583.36 and 187,948.16

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Solution

The fourth proportional to 338,837.12, 467,583.36 and 187,948.16 is: 259,361.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,837.12 : 467,583.36 = 187,948.16 : x
  2. Step 2: Convert to fraction form
    338,837.12/467,583.36 = 187,948.16/x
  3. Step 3: Cross multiply
    338,837.12x = 467,583.36 × 187,948.16
  4. Step 4: Simplify right side
    338,837.12x = 87,881,432,158.62
  5. Step 5: Solve for x
    x = 87,881,432,158.62/338,837.12
  6. Step 6: Final answer
    x = 259,361.88

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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.