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Finding the Third Proportional to 287,546 and 450,165

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Solution

The third proportional to 287,546 and 450,165 is: 704,751.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    287,546 : 450,165 = 450,165 : x
  2. Step 2: Convert to fraction form
    287,546/450,165 = 450,165/x
  3. Step 3: Cross multiply
    287,546x = 450,165 × 450,165
  4. Step 4: Simplify right side
    287,546x = 202,648,527,225
  5. Step 5: Solve for x
    x = 202,648,527,225/287,546
  6. Step 6: Final answer
    x = 704,751.68

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.