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Finding the Third Proportional to 21,070.50 and 23,352

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Solution

The third proportional to 21,070.50 and 23,352 is: 25,880.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,070.50 : 23,352 = 23,352 : x
  2. Step 2: Convert to fraction form
    21,070.50/23,352 = 23,352/x
  3. Step 3: Cross multiply
    21,070.50x = 23,352 × 23,352
  4. Step 4: Simplify right side
    21,070.50x = 545,315,904
  5. Step 5: Solve for x
    x = 545,315,904/21,070.50
  6. Step 6: Final answer
    x = 25,880.54

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Why These Related Problems?

These problems maintain the same ratio (1.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.