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Finding the Third Proportional to 3,321,329.06 and 7,152,046.88

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Solution

The third proportional to 3,321,329.06 and 7,152,046.88 is: 15,400,995.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,321,329.06 : 7,152,046.88 = 7,152,046.88 : x
  2. Step 2: Convert to fraction form
    3,321,329.06/7,152,046.88 = 7,152,046.88/x
  3. Step 3: Cross multiply
    3,321,329.06x = 7,152,046.88 × 7,152,046.88
  4. Step 4: Simplify right side
    3,321,329.06x = 51,151,774,502,197.27
  5. Step 5: Solve for x
    x = 51,151,774,502,197.27/3,321,329.06
  6. Step 6: Final answer
    x = 15,400,995.67

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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.