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Finding the Third Proportional to 4,311,326.25 and 6,763,206.38

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Solution

The third proportional to 4,311,326.25 and 6,763,206.38 is: 10,609,487.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,311,326.25 : 6,763,206.38 = 6,763,206.38 : x
  2. Step 2: Convert to fraction form
    4,311,326.25/6,763,206.38 = 6,763,206.38/x
  3. Step 3: Cross multiply
    4,311,326.25x = 6,763,206.38 × 6,763,206.38
  4. Step 4: Simplify right side
    4,311,326.25x = 45,740,960,470,840.64
  5. Step 5: Solve for x
    x = 45,740,960,470,840.64/4,311,326.25
  6. Step 6: Final answer
    x = 10,609,487.16

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.