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Finding the Third Proportional to 6,907.50 and 14,607

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Solution

The third proportional to 6,907.50 and 14,607 is: 30,888.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,907.50 : 14,607 = 14,607 : x
  2. Step 2: Convert to fraction form
    6,907.50/14,607 = 14,607/x
  3. Step 3: Cross multiply
    6,907.50x = 14,607 × 14,607
  4. Step 4: Simplify right side
    6,907.50x = 213,364,449
  5. Step 5: Solve for x
    x = 213,364,449/6,907.50
  6. Step 6: Final answer
    x = 30,888.81

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.