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Finding the Third Proportional to 2,980,319.50 and 6,437,028.50

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Solution

The third proportional to 2,980,319.50 and 6,437,028.50 is: 13,902,984.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,980,319.50 : 6,437,028.50 = 6,437,028.50 : x
  2. Step 2: Convert to fraction form
    2,980,319.50/6,437,028.50 = 6,437,028.50/x
  3. Step 3: Cross multiply
    2,980,319.50x = 6,437,028.50 × 6,437,028.50
  4. Step 4: Simplify right side
    2,980,319.50x = 41,435,335,909,812.25
  5. Step 5: Solve for x
    x = 41,435,335,909,812.25/2,980,319.50
  6. Step 6: Final answer
    x = 13,902,984.53

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.