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Finding the Third Proportional to 4,086,318.13 and 8,969,677.88

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Solution

The third proportional to 4,086,318.13 and 8,969,677.88 is: 19,688,903.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,086,318.13 : 8,969,677.88 = 8,969,677.88 : x
  2. Step 2: Convert to fraction form
    4,086,318.13/8,969,677.88 = 8,969,677.88/x
  3. Step 3: Cross multiply
    4,086,318.13x = 8,969,677.88 × 8,969,677.88
  4. Step 4: Simplify right side
    4,086,318.13x = 80,455,121,181,264.52
  5. Step 5: Solve for x
    x = 80,455,121,181,264.52/4,086,318.13
  6. Step 6: Final answer
    x = 19,688,903.00

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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.