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Finding the Fourth Proportional to 329,389.00, 454,553.03 and 178,486.00

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Solution

The fourth proportional to 329,389.00, 454,553.03 and 178,486.00 is: 246,308.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,389.00 : 454,553.03 = 178,486.00 : x
  2. Step 2: Convert to fraction form
    329,389.00/454,553.03 = 178,486.00/x
  3. Step 3: Cross multiply
    329,389.00x = 454,553.03 × 178,486.00
  4. Step 4: Simplify right side
    329,389.00x = 81,131,351,422.41
  5. Step 5: Solve for x
    x = 81,131,351,422.41/329,389.00
  6. Step 6: Final answer
    x = 246,308.63

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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.