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Finding the Third Proportional to 268,290.56 and 567,639.56

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Solution

The third proportional to 268,290.56 and 567,639.56 is: 1,200,991.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,290.56 : 567,639.56 = 567,639.56 : x
  2. Step 2: Convert to fraction form
    268,290.56/567,639.56 = 567,639.56/x
  3. Step 3: Cross multiply
    268,290.56x = 567,639.56 × 567,639.56
  4. Step 4: Simplify right side
    268,290.56x = 322,214,672,915.19
  5. Step 5: Solve for x
    x = 322,214,672,915.19/268,290.56
  6. Step 6: Final answer
    x = 1,200,991.45

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.