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Finding the Fourth Proportional to 695,114.56, 959,360.64 and 440,488.96

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Solution

The fourth proportional to 695,114.56, 959,360.64 and 440,488.96 is: 607,939.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,114.56 : 959,360.64 = 440,488.96 : x
  2. Step 2: Convert to fraction form
    695,114.56/959,360.64 = 440,488.96/x
  3. Step 3: Cross multiply
    695,114.56x = 959,360.64 × 440,488.96
  4. Step 4: Simplify right side
    695,114.56x = 422,587,770,578.53
  5. Step 5: Solve for x
    x = 422,587,770,578.53/695,114.56
  6. Step 6: Final answer
    x = 607,939.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.