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Finding the Third Proportional to 10,185 and 21,295.50

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Solution

The third proportional to 10,185 and 21,295.50 is: 44,526.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,185 : 21,295.50 = 21,295.50 : x
  2. Step 2: Convert to fraction form
    10,185/21,295.50 = 21,295.50/x
  3. Step 3: Cross multiply
    10,185x = 21,295.50 × 21,295.50
  4. Step 4: Simplify right side
    10,185x = 453,498,320.25
  5. Step 5: Solve for x
    x = 453,498,320.25/10,185
  6. Step 6: Final answer
    x = 44,526.10

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Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.