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Finding the Third Proportional to 11,348,520 and 18,066,550

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Solution

The third proportional to 11,348,520 and 18,066,550 is: 28,761,479.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,348,520 : 18,066,550 = 18,066,550 : x
  2. Step 2: Convert to fraction form
    11,348,520/18,066,550 = 18,066,550/x
  3. Step 3: Cross multiply
    11,348,520x = 18,066,550 × 18,066,550
  4. Step 4: Simplify right side
    11,348,520x = 326,400,228,902,500
  5. Step 5: Solve for x
    x = 326,400,228,902,500/11,348,520
  6. Step 6: Final answer
    x = 28,761,479.81

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.