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Finding the Fourth Proportional to 329,606.42, 454,898.73 and 186,363.38

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Solution

The fourth proportional to 329,606.42, 454,898.73 and 186,363.38 is: 257,205.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,606.42 : 454,898.73 = 186,363.38 : x
  2. Step 2: Convert to fraction form
    329,606.42/454,898.73 = 186,363.38/x
  3. Step 3: Cross multiply
    329,606.42x = 454,898.73 × 186,363.38
  4. Step 4: Simplify right side
    329,606.42x = 84,776,466,716.62
  5. Step 5: Solve for x
    x = 84,776,466,716.62/329,606.42
  6. Step 6: Final answer
    x = 257,205.15

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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.