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Finding the Fourth Proportional to 329,295.96, 454,428.36 and 178,392.96

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Solution

The fourth proportional to 329,295.96, 454,428.36 and 178,392.96 is: 246,182.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,295.96 : 454,428.36 = 178,392.96 : x
  2. Step 2: Convert to fraction form
    329,295.96/454,428.36 = 178,392.96/x
  3. Step 3: Cross multiply
    329,295.96x = 454,428.36 × 178,392.96
  4. Step 4: Simplify right side
    329,295.96x = 81,066,820,248.35
  5. Step 5: Solve for x
    x = 81,066,820,248.35/329,295.96
  6. Step 6: Final answer
    x = 246,182.25

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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.