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Finding the Third Proportional to 3,616,490.53 and 7,736,321.81

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Solution

The third proportional to 3,616,490.53 and 7,736,321.81 is: 16,549,379.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,616,490.53 : 7,736,321.81 = 7,736,321.81 : x
  2. Step 2: Convert to fraction form
    3,616,490.53/7,736,321.81 = 7,736,321.81/x
  3. Step 3: Cross multiply
    3,616,490.53x = 7,736,321.81 × 7,736,321.81
  4. Step 4: Simplify right side
    3,616,490.53x = 59,850,675,186,563.28
  5. Step 5: Solve for x
    x = 59,850,675,186,563.28/3,616,490.53
  6. Step 6: Final answer
    x = 16,549,379.76

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.