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Finding the Third Proportional to 266,796.56 and 578,232.84

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Solution

The third proportional to 266,796.56 and 578,232.84 is: 1,253,214.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,796.56 : 578,232.84 = 578,232.84 : x
  2. Step 2: Convert to fraction form
    266,796.56/578,232.84 = 578,232.84/x
  3. Step 3: Cross multiply
    266,796.56x = 578,232.84 × 578,232.84
  4. Step 4: Simplify right side
    266,796.56x = 334,353,221,591.21
  5. Step 5: Solve for x
    x = 334,353,221,591.21/266,796.56
  6. Step 6: Final answer
    x = 1,253,214.13

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.