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Finding the Third Proportional to 295,849.13 and 639,010.13

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Solution

The third proportional to 295,849.13 and 639,010.13 is: 1,380,210.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,849.13 : 639,010.13 = 639,010.13 : x
  2. Step 2: Convert to fraction form
    295,849.13/639,010.13 = 639,010.13/x
  3. Step 3: Cross multiply
    295,849.13x = 639,010.13 × 639,010.13
  4. Step 4: Simplify right side
    295,849.13x = 408,333,939,852.52
  5. Step 5: Solve for x
    x = 408,333,939,852.52/295,849.13
  6. Step 6: Final answer
    x = 1,380,210.06

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.