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Finding the Fourth Proportional to 344,689, 475,670.82 and 193,787.08

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Solution

The fourth proportional to 344,689, 475,670.82 and 193,787.08 is: 267,426.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,689 : 475,670.82 = 193,787.08 : x
  2. Step 2: Convert to fraction form
    344,689/475,670.82 = 193,787.08/x
  3. Step 3: Cross multiply
    344,689x = 475,670.82 × 193,787.08
  4. Step 4: Simplify right side
    344,689x = 92,178,859,249.01
  5. Step 5: Solve for x
    x = 92,178,859,249.01/344,689
  6. Step 6: Final answer
    x = 267,426.17

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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.