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Finding the Third Proportional to 14,369 and 21,570.50

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Solution

The third proportional to 14,369 and 21,570.50 is: 32,381.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,369 : 21,570.50 = 21,570.50 : x
  2. Step 2: Convert to fraction form
    14,369/21,570.50 = 21,570.50/x
  3. Step 3: Cross multiply
    14,369x = 21,570.50 × 21,570.50
  4. Step 4: Simplify right side
    14,369x = 465,286,470.25
  5. Step 5: Solve for x
    x = 465,286,470.25/14,369
  6. Step 6: Final answer
    x = 32,381.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.