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Finding the Third Proportional to 123,351.75 and 265,737

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Solution

The third proportional to 123,351.75 and 265,737 is: 572,477.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,351.75 : 265,737 = 265,737 : x
  2. Step 2: Convert to fraction form
    123,351.75/265,737 = 265,737/x
  3. Step 3: Cross multiply
    123,351.75x = 265,737 × 265,737
  4. Step 4: Simplify right side
    123,351.75x = 70,616,153,169
  5. Step 5: Solve for x
    x = 70,616,153,169/123,351.75
  6. Step 6: Final answer
    x = 572,477.92

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.