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Finding the Third Proportional to 216,313.50 and 465,907.50

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Solution

The third proportional to 216,313.50 and 465,907.50 is: 1,003,496.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,313.50 : 465,907.50 = 465,907.50 : x
  2. Step 2: Convert to fraction form
    216,313.50/465,907.50 = 465,907.50/x
  3. Step 3: Cross multiply
    216,313.50x = 465,907.50 × 465,907.50
  4. Step 4: Simplify right side
    216,313.50x = 217,069,798,556.25
  5. Step 5: Solve for x
    x = 217,069,798,556.25/216,313.50
  6. Step 6: Final answer
    x = 1,003,496.31

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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.