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Finding the Third Proportional to 4,889,439 and 10,630,145

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Solution

The third proportional to 4,889,439 and 10,630,145 is: 23,111,032.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,889,439 : 10,630,145 = 10,630,145 : x
  2. Step 2: Convert to fraction form
    4,889,439/10,630,145 = 10,630,145/x
  3. Step 3: Cross multiply
    4,889,439x = 10,630,145 × 10,630,145
  4. Step 4: Simplify right side
    4,889,439x = 112,999,982,721,025
  5. Step 5: Solve for x
    x = 112,999,982,721,025/4,889,439
  6. Step 6: Final answer
    x = 23,111,032.31

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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.