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Finding the Third Proportional to 9,423 and 12,795.75

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Solution

The third proportional to 9,423 and 12,795.75 is: 17,375.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,423 : 12,795.75 = 12,795.75 : x
  2. Step 2: Convert to fraction form
    9,423/12,795.75 = 12,795.75/x
  3. Step 3: Cross multiply
    9,423x = 12,795.75 × 12,795.75
  4. Step 4: Simplify right side
    9,423x = 163,731,218.06
  5. Step 5: Solve for x
    x = 163,731,218.06/9,423
  6. Step 6: Final answer
    x = 17,375.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.