Home / 695,732.04-960,112.38-405,515.34

Finding the Fourth Proportional to 695,732.04, 960,112.38 and 405,515.34

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Solution

The fourth proportional to 695,732.04, 960,112.38 and 405,515.34 is: 559,612.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,732.04 : 960,112.38 = 405,515.34 : x
  2. Step 2: Convert to fraction form
    695,732.04/960,112.38 = 405,515.34/x
  3. Step 3: Cross multiply
    695,732.04x = 960,112.38 × 405,515.34
  4. Step 4: Simplify right side
    695,732.04x = 389,340,298,213.91
  5. Step 5: Solve for x
    x = 389,340,298,213.91/695,732.04
  6. Step 6: Final answer
    x = 559,612.43

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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.