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Finding the Third Proportional to 65,904 and 136,480.50

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Solution

The third proportional to 65,904 and 136,480.50 is: 282,637.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,904 : 136,480.50 = 136,480.50 : x
  2. Step 2: Convert to fraction form
    65,904/136,480.50 = 136,480.50/x
  3. Step 3: Cross multiply
    65,904x = 136,480.50 × 136,480.50
  4. Step 4: Simplify right side
    65,904x = 18,626,926,880.25
  5. Step 5: Solve for x
    x = 18,626,926,880.25/65,904
  6. Step 6: Final answer
    x = 282,637.27

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.