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Finding the Third Proportional to 9,465.50 and 13,273

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Solution

The third proportional to 9,465.50 and 13,273 is: 18,612.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,465.50 : 13,273 = 13,273 : x
  2. Step 2: Convert to fraction form
    9,465.50/13,273 = 13,273/x
  3. Step 3: Cross multiply
    9,465.50x = 13,273 × 13,273
  4. Step 4: Simplify right side
    9,465.50x = 176,172,529
  5. Step 5: Solve for x
    x = 176,172,529/9,465.50
  6. Step 6: Final answer
    x = 18,612.07

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.