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Finding the Third Proportional to 11,391 and 24,856.50

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Solution

The third proportional to 11,391 and 24,856.50 is: 54,239.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,391 : 24,856.50 = 24,856.50 : x
  2. Step 2: Convert to fraction form
    11,391/24,856.50 = 24,856.50/x
  3. Step 3: Cross multiply
    11,391x = 24,856.50 × 24,856.50
  4. Step 4: Simplify right side
    11,391x = 617,845,592.25
  5. Step 5: Solve for x
    x = 617,845,592.25/11,391
  6. Step 6: Final answer
    x = 54,239.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.