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Finding the Third Proportional to 30,596 and 66,088

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Solution

The third proportional to 30,596 and 66,088 is: 142,751.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,596 : 66,088 = 66,088 : x
  2. Step 2: Convert to fraction form
    30,596/66,088 = 66,088/x
  3. Step 3: Cross multiply
    30,596x = 66,088 × 66,088
  4. Step 4: Simplify right side
    30,596x = 4,367,623,744
  5. Step 5: Solve for x
    x = 4,367,623,744/30,596
  6. Step 6: Final answer
    x = 142,751.46

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.