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Finding the Third Proportional to 25,569 and 54,769.50

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Solution

The third proportional to 25,569 and 54,769.50 is: 117,317.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,569 : 54,769.50 = 54,769.50 : x
  2. Step 2: Convert to fraction form
    25,569/54,769.50 = 54,769.50/x
  3. Step 3: Cross multiply
    25,569x = 54,769.50 × 54,769.50
  4. Step 4: Simplify right side
    25,569x = 2,999,698,130.25
  5. Step 5: Solve for x
    x = 2,999,698,130.25/25,569
  6. Step 6: Final answer
    x = 117,317.77

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.