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Finding the Third Proportional to 8,768,091 and 19,212,342

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Solution

The third proportional to 8,768,091 and 19,212,342 is: 42,097,428.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,768,091 : 19,212,342 = 19,212,342 : x
  2. Step 2: Convert to fraction form
    8,768,091/19,212,342 = 19,212,342/x
  3. Step 3: Cross multiply
    8,768,091x = 19,212,342 × 19,212,342
  4. Step 4: Simplify right side
    8,768,091x = 369,114,085,124,964
  5. Step 5: Solve for x
    x = 369,114,085,124,964/8,768,091
  6. Step 6: Final answer
    x = 42,097,428.63

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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.