Home / 695,918.88-960,352.38-405,512.46

Finding the Fourth Proportional to 695,918.88, 960,352.38 and 405,512.46

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Solution

The fourth proportional to 695,918.88, 960,352.38 and 405,512.46 is: 559,598.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,918.88 : 960,352.38 = 405,512.46 : x
  2. Step 2: Convert to fraction form
    695,918.88/960,352.38 = 405,512.46/x
  3. Step 3: Cross multiply
    695,918.88x = 960,352.38 × 405,512.46
  4. Step 4: Simplify right side
    695,918.88x = 389,434,856,080.66
  5. Step 5: Solve for x
    x = 389,434,856,080.66/695,918.88
  6. Step 6: Final answer
    x = 559,598.06

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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.