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Finding the Third Proportional to 8,078,140.13 and 17,291,059.88

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Solution

The third proportional to 8,078,140.13 and 17,291,059.88 is: 37,011,087.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,078,140.13 : 17,291,059.88 = 17,291,059.88 : x
  2. Step 2: Convert to fraction form
    8,078,140.13/17,291,059.88 = 17,291,059.88/x
  3. Step 3: Cross multiply
    8,078,140.13x = 17,291,059.88 × 17,291,059.88
  4. Step 4: Simplify right side
    8,078,140.13x = 298,980,751,600,835
  5. Step 5: Solve for x
    x = 298,980,751,600,835/8,078,140.13
  6. Step 6: Final answer
    x = 37,011,087.57

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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.