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Finding the Third Proportional to 268,052 and 558,148

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Solution

The third proportional to 268,052 and 558,148 is: 1,162,196.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,052 : 558,148 = 558,148 : x
  2. Step 2: Convert to fraction form
    268,052/558,148 = 558,148/x
  3. Step 3: Cross multiply
    268,052x = 558,148 × 558,148
  4. Step 4: Simplify right side
    268,052x = 311,529,189,904
  5. Step 5: Solve for x
    x = 311,529,189,904/268,052
  6. Step 6: Final answer
    x = 1,162,196.85

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.