Home / 238,396.20-329,278.15-178,234.26

Finding the Fourth Proportional to 238,396.20, 329,278.15 and 178,234.26

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Solution

The fourth proportional to 238,396.20, 329,278.15 and 178,234.26 is: 246,181.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,396.20 : 329,278.15 = 178,234.26 : x
  2. Step 2: Convert to fraction form
    238,396.20/329,278.15 = 178,234.26/x
  3. Step 3: Cross multiply
    238,396.20x = 329,278.15 × 178,234.26
  4. Step 4: Simplify right side
    238,396.20x = 58,688,645,753.03
  5. Step 5: Solve for x
    x = 58,688,645,753.03/238,396.20
  6. Step 6: Final answer
    x = 246,181.13

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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.