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Finding the Third Proportional to 102,611.25 and 153,504

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Solution

The third proportional to 102,611.25 and 153,504 is: 229,638.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,611.25 : 153,504 = 153,504 : x
  2. Step 2: Convert to fraction form
    102,611.25/153,504 = 153,504/x
  3. Step 3: Cross multiply
    102,611.25x = 153,504 × 153,504
  4. Step 4: Simplify right side
    102,611.25x = 23,563,478,016
  5. Step 5: Solve for x
    x = 23,563,478,016/102,611.25
  6. Step 6: Final answer
    x = 229,638.35

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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.