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Finding the Third Proportional to 74,904.75 and 164,116.13

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Solution

The third proportional to 74,904.75 and 164,116.13 is: 359,578.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,904.75 : 164,116.13 = 164,116.13 : x
  2. Step 2: Convert to fraction form
    74,904.75/164,116.13 = 164,116.13/x
  3. Step 3: Cross multiply
    74,904.75x = 164,116.13 × 164,116.13
  4. Step 4: Simplify right side
    74,904.75x = 26,934,102,485.02
  5. Step 5: Solve for x
    x = 26,934,102,485.02/74,904.75
  6. Step 6: Final answer
    x = 359,578.03

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.