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Finding the Third Proportional to 136,264 and 291,158

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Solution

The third proportional to 136,264 and 291,158 is: 622,123.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,264 : 291,158 = 291,158 : x
  2. Step 2: Convert to fraction form
    136,264/291,158 = 291,158/x
  3. Step 3: Cross multiply
    136,264x = 291,158 × 291,158
  4. Step 4: Simplify right side
    136,264x = 84,772,980,964
  5. Step 5: Solve for x
    x = 84,772,980,964/136,264
  6. Step 6: Final answer
    x = 622,123.09

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.