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Finding the Third Proportional to 699,636 and 1,080,373.50

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Solution

The third proportional to 699,636 and 1,080,373.50 is: 1,668,305.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,636 : 1,080,373.50 = 1,080,373.50 : x
  2. Step 2: Convert to fraction form
    699,636/1,080,373.50 = 1,080,373.50/x
  3. Step 3: Cross multiply
    699,636x = 1,080,373.50 × 1,080,373.50
  4. Step 4: Simplify right side
    699,636x = 1,167,206,899,502.25
  5. Step 5: Solve for x
    x = 1,167,206,899,502.25/699,636
  6. Step 6: Final answer
    x = 1,668,305.95

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These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.