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Finding the Third Proportional to 9,311,303 and 20,045,663

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Solution

The third proportional to 9,311,303 and 20,045,663 is: 43,154,927.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,311,303 : 20,045,663 = 20,045,663 : x
  2. Step 2: Convert to fraction form
    9,311,303/20,045,663 = 20,045,663/x
  3. Step 3: Cross multiply
    9,311,303x = 20,045,663 × 20,045,663
  4. Step 4: Simplify right side
    9,311,303x = 401,828,605,109,569
  5. Step 5: Solve for x
    x = 401,828,605,109,569/9,311,303
  6. Step 6: Final answer
    x = 43,154,927.42

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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.