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Finding the Third Proportional to 21,325.50 and 49,575

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Solution

The third proportional to 21,325.50 and 49,575 is: 115,246.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,325.50 : 49,575 = 49,575 : x
  2. Step 2: Convert to fraction form
    21,325.50/49,575 = 49,575/x
  3. Step 3: Cross multiply
    21,325.50x = 49,575 × 49,575
  4. Step 4: Simplify right side
    21,325.50x = 2,457,680,625
  5. Step 5: Solve for x
    x = 2,457,680,625/21,325.50
  6. Step 6: Final answer
    x = 115,246.10

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Why These Related Problems?

These problems maintain the same ratio (2.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.