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Finding the Third Proportional to 93,809.25 and 191,439

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Solution

The third proportional to 93,809.25 and 191,439 is: 390,674.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,809.25 : 191,439 = 191,439 : x
  2. Step 2: Convert to fraction form
    93,809.25/191,439 = 191,439/x
  3. Step 3: Cross multiply
    93,809.25x = 191,439 × 191,439
  4. Step 4: Simplify right side
    93,809.25x = 36,648,890,721
  5. Step 5: Solve for x
    x = 36,648,890,721/93,809.25
  6. Step 6: Final answer
    x = 390,674.59

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.