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Finding the Third Proportional to 3,553,875 and 7,675,139.81

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Solution

The third proportional to 3,553,875 and 7,675,139.81 is: 16,575,645.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,553,875 : 7,675,139.81 = 7,675,139.81 : x
  2. Step 2: Convert to fraction form
    3,553,875/7,675,139.81 = 7,675,139.81/x
  3. Step 3: Cross multiply
    3,553,875x = 7,675,139.81 × 7,675,139.81
  4. Step 4: Simplify right side
    3,553,875x = 58,907,771,141,422.53
  5. Step 5: Solve for x
    x = 58,907,771,141,422.53/3,553,875
  6. Step 6: Final answer
    x = 16,575,645.22

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.