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Finding the Third Proportional to 277,681.50 and 577,185.75

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Solution

The third proportional to 277,681.50 and 577,185.75 is: 1,199,732.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,681.50 : 577,185.75 = 577,185.75 : x
  2. Step 2: Convert to fraction form
    277,681.50/577,185.75 = 577,185.75/x
  3. Step 3: Cross multiply
    277,681.50x = 577,185.75 × 577,185.75
  4. Step 4: Simplify right side
    277,681.50x = 333,143,390,003.06
  5. Step 5: Solve for x
    x = 333,143,390,003.06/277,681.50
  6. Step 6: Final answer
    x = 1,199,732.03

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.