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Finding the Third Proportional to 14,205 and 30,907.50

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Solution

The third proportional to 14,205 and 30,907.50 is: 67,249.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,205 : 30,907.50 = 30,907.50 : x
  2. Step 2: Convert to fraction form
    14,205/30,907.50 = 30,907.50/x
  3. Step 3: Cross multiply
    14,205x = 30,907.50 × 30,907.50
  4. Step 4: Simplify right side
    14,205x = 955,273,556.25
  5. Step 5: Solve for x
    x = 955,273,556.25/14,205
  6. Step 6: Final answer
    x = 67,249.11

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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.