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Finding the Third Proportional to 5,710 and 9,438

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Solution

The third proportional to 5,710 and 9,438 is: 15,599.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,710 : 9,438 = 9,438 : x
  2. Step 2: Convert to fraction form
    5,710/9,438 = 9,438/x
  3. Step 3: Cross multiply
    5,710x = 9,438 × 9,438
  4. Step 4: Simplify right side
    5,710x = 89,075,844
  5. Step 5: Solve for x
    x = 89,075,844/5,710
  6. Step 6: Final answer
    x = 15,599.97

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Why These Related Problems?

These problems maintain the same ratio (1.65) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.