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Finding the Third Proportional to 17,200,815.75 and 37,800,639

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Solution

The third proportional to 17,200,815.75 and 37,800,639 is: 83,070,961.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,200,815.75 : 37,800,639 = 37,800,639 : x
  2. Step 2: Convert to fraction form
    17,200,815.75/37,800,639 = 37,800,639/x
  3. Step 3: Cross multiply
    17,200,815.75x = 37,800,639 × 37,800,639
  4. Step 4: Simplify right side
    17,200,815.75x = 1,428,888,308,808,321
  5. Step 5: Solve for x
    x = 1,428,888,308,808,321/17,200,815.75
  6. Step 6: Final answer
    x = 83,070,961.84

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.