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Finding the Third Proportional to 5,583.75 and 12,136.50

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Solution

The third proportional to 5,583.75 and 12,136.50 is: 26,379.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,583.75 : 12,136.50 = 12,136.50 : x
  2. Step 2: Convert to fraction form
    5,583.75/12,136.50 = 12,136.50/x
  3. Step 3: Cross multiply
    5,583.75x = 12,136.50 × 12,136.50
  4. Step 4: Simplify right side
    5,583.75x = 147,294,632.25
  5. Step 5: Solve for x
    x = 147,294,632.25/5,583.75
  6. Step 6: Final answer
    x = 26,379.16

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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.