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Finding the Third Proportional to 276,907.50 and 605,065.50

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Solution

The third proportional to 276,907.50 and 605,065.50 is: 1,322,117.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,907.50 : 605,065.50 = 605,065.50 : x
  2. Step 2: Convert to fraction form
    276,907.50/605,065.50 = 605,065.50/x
  3. Step 3: Cross multiply
    276,907.50x = 605,065.50 × 605,065.50
  4. Step 4: Simplify right side
    276,907.50x = 366,104,259,290.25
  5. Step 5: Solve for x
    x = 366,104,259,290.25/276,907.50
  6. Step 6: Final answer
    x = 1,322,117.53

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.