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Finding the Third Proportional to 127,210.50 and 274,448.25

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Solution

The third proportional to 127,210.50 and 274,448.25 is: 592,103.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,210.50 : 274,448.25 = 274,448.25 : x
  2. Step 2: Convert to fraction form
    127,210.50/274,448.25 = 274,448.25/x
  3. Step 3: Cross multiply
    127,210.50x = 274,448.25 × 274,448.25
  4. Step 4: Simplify right side
    127,210.50x = 75,321,841,928.06
  5. Step 5: Solve for x
    x = 75,321,841,928.06/127,210.50
  6. Step 6: Final answer
    x = 592,103.97

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.