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Finding the Third Proportional to 459,966 and 706,045

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Solution

The third proportional to 459,966 and 706,045 is: 1,083,774.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,966 : 706,045 = 706,045 : x
  2. Step 2: Convert to fraction form
    459,966/706,045 = 706,045/x
  3. Step 3: Cross multiply
    459,966x = 706,045 × 706,045
  4. Step 4: Simplify right side
    459,966x = 498,499,542,025
  5. Step 5: Solve for x
    x = 498,499,542,025/459,966
  6. Step 6: Final answer
    x = 1,083,774.76

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.