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Finding the Third Proportional to 134,117.25 and 279,250.50

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Solution

The third proportional to 134,117.25 and 279,250.50 is: 581,437.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,117.25 : 279,250.50 = 279,250.50 : x
  2. Step 2: Convert to fraction form
    134,117.25/279,250.50 = 279,250.50/x
  3. Step 3: Cross multiply
    134,117.25x = 279,250.50 × 279,250.50
  4. Step 4: Simplify right side
    134,117.25x = 77,980,841,750.25
  5. Step 5: Solve for x
    x = 77,980,841,750.25/134,117.25
  6. Step 6: Final answer
    x = 581,437.82

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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.