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Finding the Third Proportional to 6,219,972 and 9,276,019

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Solution

The third proportional to 6,219,972 and 9,276,019 is: 13,833,587.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,219,972 : 9,276,019 = 9,276,019 : x
  2. Step 2: Convert to fraction form
    6,219,972/9,276,019 = 9,276,019/x
  3. Step 3: Cross multiply
    6,219,972x = 9,276,019 × 9,276,019
  4. Step 4: Simplify right side
    6,219,972x = 86,044,528,488,361
  5. Step 5: Solve for x
    x = 86,044,528,488,361/6,219,972
  6. Step 6: Final answer
    x = 13,833,587.75

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.