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Finding the Third Proportional to 21,296,752 and 31,934,712

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Solution

The third proportional to 21,296,752 and 31,934,712 is: 47,886,449.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,296,752 : 31,934,712 = 31,934,712 : x
  2. Step 2: Convert to fraction form
    21,296,752/31,934,712 = 31,934,712/x
  3. Step 3: Cross multiply
    21,296,752x = 31,934,712 × 31,934,712
  4. Step 4: Simplify right side
    21,296,752x = 1,019,825,830,522,944
  5. Step 5: Solve for x
    x = 1,019,825,830,522,944/21,296,752
  6. Step 6: Final answer
    x = 47,886,449.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.