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Finding the Third Proportional to 102,186 and 153,418.50

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Solution

The third proportional to 102,186 and 153,418.50 is: 230,337.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,186 : 153,418.50 = 153,418.50 : x
  2. Step 2: Convert to fraction form
    102,186/153,418.50 = 153,418.50/x
  3. Step 3: Cross multiply
    102,186x = 153,418.50 × 153,418.50
  4. Step 4: Simplify right side
    102,186x = 23,537,236,142.25
  5. Step 5: Solve for x
    x = 23,537,236,142.25/102,186
  6. Step 6: Final answer
    x = 230,337.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.