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Finding the Third Proportional to 8,881,815 and 19,435,291

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Solution

The third proportional to 8,881,815 and 19,435,291 is: 42,528,530.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,881,815 : 19,435,291 = 19,435,291 : x
  2. Step 2: Convert to fraction form
    8,881,815/19,435,291 = 19,435,291/x
  3. Step 3: Cross multiply
    8,881,815x = 19,435,291 × 19,435,291
  4. Step 4: Simplify right side
    8,881,815x = 377,730,536,254,681
  5. Step 5: Solve for x
    x = 377,730,536,254,681/8,881,815
  6. Step 6: Final answer
    x = 42,528,530.06

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.