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Finding the Third Proportional to 3,314,664 and 7,219,776

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Solution

The third proportional to 3,314,664 and 7,219,776 is: 15,725,625.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,314,664 : 7,219,776 = 7,219,776 : x
  2. Step 2: Convert to fraction form
    3,314,664/7,219,776 = 7,219,776/x
  3. Step 3: Cross multiply
    3,314,664x = 7,219,776 × 7,219,776
  4. Step 4: Simplify right side
    3,314,664x = 52,125,165,490,176
  5. Step 5: Solve for x
    x = 52,125,165,490,176/3,314,664
  6. Step 6: Final answer
    x = 15,725,625.73

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.