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Finding the Third Proportional to 131,952 and 199,056

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Solution

The third proportional to 131,952 and 199,056 is: 300,285.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,952 : 199,056 = 199,056 : x
  2. Step 2: Convert to fraction form
    131,952/199,056 = 199,056/x
  3. Step 3: Cross multiply
    131,952x = 199,056 × 199,056
  4. Step 4: Simplify right side
    131,952x = 39,623,291,136
  5. Step 5: Solve for x
    x = 39,623,291,136/131,952
  6. Step 6: Final answer
    x = 300,285.64

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.