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Finding the Third Proportional to 7,529 and 12,026.25

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Solution

The third proportional to 7,529 and 12,026.25 is: 19,209.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,529 : 12,026.25 = 12,026.25 : x
  2. Step 2: Convert to fraction form
    7,529/12,026.25 = 12,026.25/x
  3. Step 3: Cross multiply
    7,529x = 12,026.25 × 12,026.25
  4. Step 4: Simplify right side
    7,529x = 144,630,689.06
  5. Step 5: Solve for x
    x = 144,630,689.06/7,529
  6. Step 6: Final answer
    x = 19,209.81

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Why These Related Problems?

These problems maintain the same ratio (1.60) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.