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Finding the Third Proportional to 459,560.25 and 673,889.63

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Solution

The third proportional to 459,560.25 and 673,889.63 is: 988,177.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,560.25 : 673,889.63 = 673,889.63 : x
  2. Step 2: Convert to fraction form
    459,560.25/673,889.63 = 673,889.63/x
  3. Step 3: Cross multiply
    459,560.25x = 673,889.63 × 673,889.63
  4. Step 4: Simplify right side
    459,560.25x = 454,127,226,682.64
  5. Step 5: Solve for x
    x = 454,127,226,682.64/459,560.25
  6. Step 6: Final answer
    x = 988,177.78

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.