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Finding the Third Proportional to 12,507 and 27,199.50

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Solution

The third proportional to 12,507 and 27,199.50 is: 59,151.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,507 : 27,199.50 = 27,199.50 : x
  2. Step 2: Convert to fraction form
    12,507/27,199.50 = 27,199.50/x
  3. Step 3: Cross multiply
    12,507x = 27,199.50 × 27,199.50
  4. Step 4: Simplify right side
    12,507x = 739,812,800.25
  5. Step 5: Solve for x
    x = 739,812,800.25/12,507
  6. Step 6: Final answer
    x = 59,151.90

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.