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Finding the Third Proportional to 8,966,576 and 19,457,312

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Solution

The third proportional to 8,966,576 and 19,457,312 is: 42,222,024.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,966,576 : 19,457,312 = 19,457,312 : x
  2. Step 2: Convert to fraction form
    8,966,576/19,457,312 = 19,457,312/x
  3. Step 3: Cross multiply
    8,966,576x = 19,457,312 × 19,457,312
  4. Step 4: Simplify right side
    8,966,576x = 378,586,990,265,344
  5. Step 5: Solve for x
    x = 378,586,990,265,344/8,966,576
  6. Step 6: Final answer
    x = 42,222,024.36

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.