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Finding the Third Proportional to 85,557 and 190,797

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Solution

The third proportional to 85,557 and 190,797 is: 425,488.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,557 : 190,797 = 190,797 : x
  2. Step 2: Convert to fraction form
    85,557/190,797 = 190,797/x
  3. Step 3: Cross multiply
    85,557x = 190,797 × 190,797
  4. Step 4: Simplify right side
    85,557x = 36,403,495,209
  5. Step 5: Solve for x
    x = 36,403,495,209/85,557
  6. Step 6: Final answer
    x = 425,488.21

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Why These Related Problems?

These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.