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Finding the Third Proportional to 364,216.50 and 742,891.50

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Solution

The third proportional to 364,216.50 and 742,891.50 is: 1,515,273.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,216.50 : 742,891.50 = 742,891.50 : x
  2. Step 2: Convert to fraction form
    364,216.50/742,891.50 = 742,891.50/x
  3. Step 3: Cross multiply
    364,216.50x = 742,891.50 × 742,891.50
  4. Step 4: Simplify right side
    364,216.50x = 551,887,780,772.25
  5. Step 5: Solve for x
    x = 551,887,780,772.25/364,216.50
  6. Step 6: Final answer
    x = 1,515,273.97

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.