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Finding the Third Proportional to 7,710.50 and 15,037

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Solution

The third proportional to 7,710.50 and 15,037 is: 29,325.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,710.50 : 15,037 = 15,037 : x
  2. Step 2: Convert to fraction form
    7,710.50/15,037 = 15,037/x
  3. Step 3: Cross multiply
    7,710.50x = 15,037 × 15,037
  4. Step 4: Simplify right side
    7,710.50x = 226,111,369
  5. Step 5: Solve for x
    x = 226,111,369/7,710.50
  6. Step 6: Final answer
    x = 29,325.12

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Why These Related Problems?

These problems maintain the same ratio (1.95) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.