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Finding the Third Proportional to 13,209,709.50 and 18,602,174.25

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Solution

The third proportional to 13,209,709.50 and 18,602,174.25 is: 26,195,949.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,209,709.50 : 18,602,174.25 = 18,602,174.25 : x
  2. Step 2: Convert to fraction form
    13,209,709.50/18,602,174.25 = 18,602,174.25/x
  3. Step 3: Cross multiply
    13,209,709.50x = 18,602,174.25 × 18,602,174.25
  4. Step 4: Simplify right side
    13,209,709.50x = 346,040,886,827,363.06
  5. Step 5: Solve for x
    x = 346,040,886,827,363.06/13,209,709.50
  6. Step 6: Final answer
    x = 26,195,949.79

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.