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Finding the Third Proportional to 134,133.75 and 279,283.50

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Solution

The third proportional to 134,133.75 and 279,283.50 is: 581,503.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,133.75 : 279,283.50 = 279,283.50 : x
  2. Step 2: Convert to fraction form
    134,133.75/279,283.50 = 279,283.50/x
  3. Step 3: Cross multiply
    134,133.75x = 279,283.50 × 279,283.50
  4. Step 4: Simplify right side
    134,133.75x = 77,999,273,372.25
  5. Step 5: Solve for x
    x = 77,999,273,372.25/134,133.75
  6. Step 6: Final answer
    x = 581,503.71

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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.