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Finding the Third Proportional to 54,255 and 82,946.25

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Solution

The third proportional to 54,255 and 82,946.25 is: 126,810.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,255 : 82,946.25 = 82,946.25 : x
  2. Step 2: Convert to fraction form
    54,255/82,946.25 = 82,946.25/x
  3. Step 3: Cross multiply
    54,255x = 82,946.25 × 82,946.25
  4. Step 4: Simplify right side
    54,255x = 6,880,080,389.06
  5. Step 5: Solve for x
    x = 6,880,080,389.06/54,255
  6. Step 6: Final answer
    x = 126,810.07

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.