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Finding the Third Proportional to 76,329 and 167,802.75

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Solution

The third proportional to 76,329 and 167,802.75 is: 368,899.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,329 : 167,802.75 = 167,802.75 : x
  2. Step 2: Convert to fraction form
    76,329/167,802.75 = 167,802.75/x
  3. Step 3: Cross multiply
    76,329x = 167,802.75 × 167,802.75
  4. Step 4: Simplify right side
    76,329x = 28,157,762,907.56
  5. Step 5: Solve for x
    x = 28,157,762,907.56/76,329
  6. Step 6: Final answer
    x = 368,899.93

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.