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Finding the Third Proportional to 260,040.50 and 559,445.50

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Solution

The third proportional to 260,040.50 and 559,445.50 is: 1,203,578.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,040.50 : 559,445.50 = 559,445.50 : x
  2. Step 2: Convert to fraction form
    260,040.50/559,445.50 = 559,445.50/x
  3. Step 3: Cross multiply
    260,040.50x = 559,445.50 × 559,445.50
  4. Step 4: Simplify right side
    260,040.50x = 312,979,267,470.25
  5. Step 5: Solve for x
    x = 312,979,267,470.25/260,040.50
  6. Step 6: Final answer
    x = 1,203,578.93

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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.