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Finding the Fourth Proportional to 344,959, 476,043.30 and 194,056

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Solution

The fourth proportional to 344,959, 476,043.30 and 194,056 is: 267,797.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,959 : 476,043.30 = 194,056 : x
  2. Step 2: Convert to fraction form
    344,959/476,043.30 = 194,056/x
  3. Step 3: Cross multiply
    344,959x = 476,043.30 × 194,056
  4. Step 4: Simplify right side
    344,959x = 92,379,058,624.80
  5. Step 5: Solve for x
    x = 92,379,058,624.80/344,959
  6. Step 6: Final answer
    x = 267,797.21

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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.