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Finding the Third Proportional to 572,617.69 and 885,829.22

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Solution

The third proportional to 572,617.69 and 885,829.22 is: 1,370,361.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,617.69 : 885,829.22 = 885,829.22 : x
  2. Step 2: Convert to fraction form
    572,617.69/885,829.22 = 885,829.22/x
  3. Step 3: Cross multiply
    572,617.69x = 885,829.22 × 885,829.22
  4. Step 4: Simplify right side
    572,617.69x = 784,693,404,791.24
  5. Step 5: Solve for x
    x = 784,693,404,791.24/572,617.69
  6. Step 6: Final answer
    x = 1,370,361.80

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.