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Finding the Third Proportional to 165,607.75 and 359,220.75

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Solution

The third proportional to 165,607.75 and 359,220.75 is: 779,187.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,607.75 : 359,220.75 = 359,220.75 : x
  2. Step 2: Convert to fraction form
    165,607.75/359,220.75 = 359,220.75/x
  3. Step 3: Cross multiply
    165,607.75x = 359,220.75 × 359,220.75
  4. Step 4: Simplify right side
    165,607.75x = 129,039,547,230.56
  5. Step 5: Solve for x
    x = 129,039,547,230.56/165,607.75
  6. Step 6: Final answer
    x = 779,187.85

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.