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Finding the Third Proportional to 194 and 510

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Solution

The third proportional to 194 and 510 is: 1,340.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    194 : 510 = 510 : x
  2. Step 2: Convert to fraction form
    194/510 = 510/x
  3. Step 3: Cross multiply
    194x = 510 × 510
  4. Step 4: Simplify right side
    194x = 260,100
  5. Step 5: Solve for x
    x = 260,100/194
  6. Step 6: Final answer
    x = 1,340.72

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Why These Related Problems?

These problems maintain the same ratio (2.63) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.