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Finding the Third Proportional to 264,853.13 and 578,908.69

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Solution

The third proportional to 264,853.13 and 578,908.69 is: 1,265,362.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,853.13 : 578,908.69 = 578,908.69 : x
  2. Step 2: Convert to fraction form
    264,853.13/578,908.69 = 578,908.69/x
  3. Step 3: Cross multiply
    264,853.13x = 578,908.69 × 578,908.69
  4. Step 4: Simplify right side
    264,853.13x = 335,135,268,462.97
  5. Step 5: Solve for x
    x = 335,135,268,462.97/264,853.13
  6. Step 6: Final answer
    x = 1,265,362.71

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.