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Finding the Third Proportional to 9,340 and 13,075

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Solution

The third proportional to 9,340 and 13,075 is: 18,303.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,340 : 13,075 = 13,075 : x
  2. Step 2: Convert to fraction form
    9,340/13,075 = 13,075/x
  3. Step 3: Cross multiply
    9,340x = 13,075 × 13,075
  4. Step 4: Simplify right side
    9,340x = 170,955,625
  5. Step 5: Solve for x
    x = 170,955,625/9,340
  6. Step 6: Final answer
    x = 18,303.60

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1.5x scale

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.