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Finding the Third Proportional to 1,915 and 3,037

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Solution

The third proportional to 1,915 and 3,037 is: 4,816.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,915 : 3,037 = 3,037 : x
  2. Step 2: Convert to fraction form
    1,915/3,037 = 3,037/x
  3. Step 3: Cross multiply
    1,915x = 3,037 × 3,037
  4. Step 4: Simplify right side
    1,915x = 9,223,369
  5. Step 5: Solve for x
    x = 9,223,369/1,915
  6. Step 6: Final answer
    x = 4,816.38

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.