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Finding the Fourth Proportional to 329,476.58, 454,696.44 and 186,249.14

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Solution

The fourth proportional to 329,476.58, 454,696.44 and 186,249.14 is: 257,034.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,476.58 : 454,696.44 = 186,249.14 : x
  2. Step 2: Convert to fraction form
    329,476.58/454,696.44 = 186,249.14/x
  3. Step 3: Cross multiply
    329,476.58x = 454,696.44 × 186,249.14
  4. Step 4: Simplify right side
    329,476.58x = 84,686,820,911.06
  5. Step 5: Solve for x
    x = 84,686,820,911.06/329,476.58
  6. Step 6: Final answer
    x = 257,034.42

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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.