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Finding the Third Proportional to 17,290,689.75 and 37,145,643.75

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Solution

The third proportional to 17,290,689.75 and 37,145,643.75 is: 79,800,104.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,290,689.75 : 37,145,643.75 = 37,145,643.75 : x
  2. Step 2: Convert to fraction form
    17,290,689.75/37,145,643.75 = 37,145,643.75/x
  3. Step 3: Cross multiply
    17,290,689.75x = 37,145,643.75 × 37,145,643.75
  4. Step 4: Simplify right side
    17,290,689.75x = 1,379,798,849,601,914
  5. Step 5: Solve for x
    x = 1,379,798,849,601,914/17,290,689.75
  6. Step 6: Final answer
    x = 79,800,104.54

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.