Home / 329,321.23-454,463.75-178,418.23

Finding the Fourth Proportional to 329,321.23, 454,463.75 and 178,418.23

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Solution

The fourth proportional to 329,321.23, 454,463.75 and 178,418.23 is: 246,217.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,321.23 : 454,463.75 = 178,418.23 : x
  2. Step 2: Convert to fraction form
    329,321.23/454,463.75 = 178,418.23/x
  3. Step 3: Cross multiply
    329,321.23x = 454,463.75 × 178,418.23
  4. Step 4: Simplify right side
    329,321.23x = 81,084,616,982.07
  5. Step 5: Solve for x
    x = 81,084,616,982.07/329,321.23
  6. Step 6: Final answer
    x = 246,217.40

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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.