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Finding the Third Proportional to 7,289,740 and 16,875,862

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Solution

The third proportional to 7,289,740 and 16,875,862 is: 39,067,884.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,289,740 : 16,875,862 = 16,875,862 : x
  2. Step 2: Convert to fraction form
    7,289,740/16,875,862 = 16,875,862/x
  3. Step 3: Cross multiply
    7,289,740x = 16,875,862 × 16,875,862
  4. Step 4: Simplify right side
    7,289,740x = 284,794,718,243,044
  5. Step 5: Solve for x
    x = 284,794,718,243,044/7,289,740
  6. Step 6: Final answer
    x = 39,067,884.21

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Why These Related Problems?

These problems maintain the same ratio (2.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.