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Finding the Third Proportional to 7,439,568 and 15,772,032

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Solution

The third proportional to 7,439,568 and 15,772,032 is: 33,437,021.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,439,568 : 15,772,032 = 15,772,032 : x
  2. Step 2: Convert to fraction form
    7,439,568/15,772,032 = 15,772,032/x
  3. Step 3: Cross multiply
    7,439,568x = 15,772,032 × 15,772,032
  4. Step 4: Simplify right side
    7,439,568x = 248,756,993,409,024
  5. Step 5: Solve for x
    x = 248,756,993,409,024/7,439,568
  6. Step 6: Final answer
    x = 33,437,021.26

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.