Home / 320,241.26-479,973.47-235,213.01

Finding the Fourth Proportional to 320,241.26, 479,973.47 and 235,213.01

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Solution

The fourth proportional to 320,241.26, 479,973.47 and 235,213.01 is: 352,534.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,241.26 : 479,973.47 = 235,213.01 : x
  2. Step 2: Convert to fraction form
    320,241.26/479,973.47 = 235,213.01/x
  3. Step 3: Cross multiply
    320,241.26x = 479,973.47 × 235,213.01
  4. Step 4: Simplify right side
    320,241.26x = 112,896,002,787.01
  5. Step 5: Solve for x
    x = 112,896,002,787.01/320,241.26
  6. Step 6: Final answer
    x = 352,534.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.