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Finding the Third Proportional to 172,482.25 and 377,027

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Solution

The third proportional to 172,482.25 and 377,027 is: 824,139.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,482.25 : 377,027 = 377,027 : x
  2. Step 2: Convert to fraction form
    172,482.25/377,027 = 377,027/x
  3. Step 3: Cross multiply
    172,482.25x = 377,027 × 377,027
  4. Step 4: Simplify right side
    172,482.25x = 142,149,358,729
  5. Step 5: Solve for x
    x = 142,149,358,729/172,482.25
  6. Step 6: Final answer
    x = 824,139.06

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.