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Finding the Third Proportional to 4.17 and 8.93

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Solution

The third proportional to 4.17 and 8.93 is: 19.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4.17 : 8.93 = 8.93 : x
  2. Step 2: Convert to fraction form
    4.17/8.93 = 8.93/x
  3. Step 3: Cross multiply
    4.17x = 8.93 × 8.93
  4. Step 4: Simplify right side
    4.17x = 79.74
  5. Step 5: Solve for x
    x = 79.74/4.17
  6. Step 6: Final answer
    x = 19.11

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.