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Finding the Third Proportional to 40,709,728 and 87,796,584

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Solution

The third proportional to 40,709,728 and 87,796,584 is: 189,346,393.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,709,728 : 87,796,584 = 87,796,584 : x
  2. Step 2: Convert to fraction form
    40,709,728/87,796,584 = 87,796,584/x
  3. Step 3: Cross multiply
    40,709,728x = 87,796,584 × 87,796,584
  4. Step 4: Simplify right side
    40,709,728x = 7,708,240,162,069,056
  5. Step 5: Solve for x
    x = 7,708,240,162,069,056/40,709,728
  6. Step 6: Final answer
    x = 189,346,393.13

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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.