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Finding the Third Proportional to 131,853 and 273,046

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Solution

The third proportional to 131,853 and 273,046 is: 565,433.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,853 : 273,046 = 273,046 : x
  2. Step 2: Convert to fraction form
    131,853/273,046 = 273,046/x
  3. Step 3: Cross multiply
    131,853x = 273,046 × 273,046
  4. Step 4: Simplify right side
    131,853x = 74,554,118,116
  5. Step 5: Solve for x
    x = 74,554,118,116/131,853
  6. Step 6: Final answer
    x = 565,433.61

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.