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Finding the Third Proportional to 563,311.69 and 1,069,881.19

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Solution

The third proportional to 563,311.69 and 1,069,881.19 is: 2,031,993.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,311.69 : 1,069,881.19 = 1,069,881.19 : x
  2. Step 2: Convert to fraction form
    563,311.69/1,069,881.19 = 1,069,881.19/x
  3. Step 3: Cross multiply
    563,311.69x = 1,069,881.19 × 1,069,881.19
  4. Step 4: Simplify right side
    563,311.69x = 1,144,645,755,366.41
  5. Step 5: Solve for x
    x = 1,144,645,755,366.41/563,311.69
  6. Step 6: Final answer
    x = 2,031,993.62

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Why These Related Problems?

These problems maintain the same ratio (1.90) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.