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Finding the Third Proportional to 189,944 and 295,276

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Solution

The third proportional to 189,944 and 295,276 is: 459,019.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,944 : 295,276 = 295,276 : x
  2. Step 2: Convert to fraction form
    189,944/295,276 = 295,276/x
  3. Step 3: Cross multiply
    189,944x = 295,276 × 295,276
  4. Step 4: Simplify right side
    189,944x = 87,187,916,176
  5. Step 5: Solve for x
    x = 87,187,916,176/189,944
  6. Step 6: Final answer
    x = 459,019.06

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.