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Finding the Third Proportional to 286,086 and 452,910

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Solution

The third proportional to 286,086 and 452,910 is: 717,013.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,086 : 452,910 = 452,910 : x
  2. Step 2: Convert to fraction form
    286,086/452,910 = 452,910/x
  3. Step 3: Cross multiply
    286,086x = 452,910 × 452,910
  4. Step 4: Simplify right side
    286,086x = 205,127,468,100
  5. Step 5: Solve for x
    x = 205,127,468,100/286,086
  6. Step 6: Final answer
    x = 717,013.30

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.