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Finding the Third Proportional to 17,142,342 and 36,609,534

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Solution

The third proportional to 17,142,342 and 36,609,534 is: 78,184,064.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,142,342 : 36,609,534 = 36,609,534 : x
  2. Step 2: Convert to fraction form
    17,142,342/36,609,534 = 36,609,534/x
  3. Step 3: Cross multiply
    17,142,342x = 36,609,534 × 36,609,534
  4. Step 4: Simplify right side
    17,142,342x = 1,340,257,979,697,156
  5. Step 5: Solve for x
    x = 1,340,257,979,697,156/17,142,342
  6. Step 6: Final answer
    x = 78,184,064.91

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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.