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Finding the Third Proportional to 459,594 and 686,610

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Solution

The third proportional to 459,594 and 686,610 is: 1,025,760.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,594 : 686,610 = 686,610 : x
  2. Step 2: Convert to fraction form
    459,594/686,610 = 686,610/x
  3. Step 3: Cross multiply
    459,594x = 686,610 × 686,610
  4. Step 4: Simplify right side
    459,594x = 471,433,292,100
  5. Step 5: Solve for x
    x = 471,433,292,100/459,594
  6. Step 6: Final answer
    x = 1,025,760.33

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.