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Finding the Third Proportional to 15,917,074 and 34,103,434

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Solution

The third proportional to 15,917,074 and 34,103,434 is: 73,068,970.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,917,074 : 34,103,434 = 34,103,434 : x
  2. Step 2: Convert to fraction form
    15,917,074/34,103,434 = 34,103,434/x
  3. Step 3: Cross multiply
    15,917,074x = 34,103,434 × 34,103,434
  4. Step 4: Simplify right side
    15,917,074x = 1,163,044,210,592,356
  5. Step 5: Solve for x
    x = 1,163,044,210,592,356/15,917,074
  6. Step 6: Final answer
    x = 73,068,970.50

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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.