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Finding the Fourth Proportional to 344,966.78, 476,053.43 and 194,063.78

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Solution

The fourth proportional to 344,966.78, 476,053.43 and 194,063.78 is: 267,807.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,966.78 : 476,053.43 = 194,063.78 : x
  2. Step 2: Convert to fraction form
    344,966.78/476,053.43 = 194,063.78/x
  3. Step 3: Cross multiply
    344,966.78x = 476,053.43 × 194,063.78
  4. Step 4: Simplify right side
    344,966.78x = 92,384,724,757.18
  5. Step 5: Solve for x
    x = 92,384,724,757.18/344,966.78
  6. Step 6: Final answer
    x = 267,807.60

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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.