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Finding the Third Proportional to 406,336 and 875,106

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Solution

The third proportional to 406,336 and 875,106 is: 1,884,673.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,336 : 875,106 = 875,106 : x
  2. Step 2: Convert to fraction form
    406,336/875,106 = 875,106/x
  3. Step 3: Cross multiply
    406,336x = 875,106 × 875,106
  4. Step 4: Simplify right side
    406,336x = 765,810,511,236
  5. Step 5: Solve for x
    x = 765,810,511,236/406,336
  6. Step 6: Final answer
    x = 1,884,673.06

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.