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Finding the Third Proportional to 3,564,621 and 7,697,419.88

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Solution

The third proportional to 3,564,621 and 7,697,419.88 is: 16,621,759.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,564,621 : 7,697,419.88 = 7,697,419.88 : x
  2. Step 2: Convert to fraction form
    3,564,621/7,697,419.88 = 7,697,419.88/x
  3. Step 3: Cross multiply
    3,564,621x = 7,697,419.88 × 7,697,419.88
  4. Step 4: Simplify right side
    3,564,621x = 59,250,272,732,045.02
  5. Step 5: Solve for x
    x = 59,250,272,732,045.02/3,564,621
  6. Step 6: Final answer
    x = 16,621,759.43

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.