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Finding the Third Proportional to 9,421 and 14,914.50

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Solution

The third proportional to 9,421 and 14,914.50 is: 23,611.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,421 : 14,914.50 = 14,914.50 : x
  2. Step 2: Convert to fraction form
    9,421/14,914.50 = 14,914.50/x
  3. Step 3: Cross multiply
    9,421x = 14,914.50 × 14,914.50
  4. Step 4: Simplify right side
    9,421x = 222,442,310.25
  5. Step 5: Solve for x
    x = 222,442,310.25/9,421
  6. Step 6: Final answer
    x = 23,611.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.