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Finding the Third Proportional to 15,917,100 and 34,103,487

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Solution

The third proportional to 15,917,100 and 34,103,487 is: 73,069,078.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,917,100 : 34,103,487 = 34,103,487 : x
  2. Step 2: Convert to fraction form
    15,917,100/34,103,487 = 34,103,487/x
  3. Step 3: Cross multiply
    15,917,100x = 34,103,487 × 34,103,487
  4. Step 4: Simplify right side
    15,917,100x = 1,163,047,825,559,169
  5. Step 5: Solve for x
    x = 1,163,047,825,559,169/15,917,100
  6. Step 6: Final answer
    x = 73,069,078.26

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.