Home / 404,186.40-605,104.74-235,191.60

Finding the Fourth Proportional to 404,186.40, 605,104.74 and 235,191.60

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Solution

The fourth proportional to 404,186.40, 605,104.74 and 235,191.60 is: 352,103.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,186.40 : 605,104.74 = 235,191.60 : x
  2. Step 2: Convert to fraction form
    404,186.40/605,104.74 = 235,191.60/x
  3. Step 3: Cross multiply
    404,186.40x = 605,104.74 × 235,191.60
  4. Step 4: Simplify right side
    404,186.40x = 142,315,551,968.18
  5. Step 5: Solve for x
    x = 142,315,551,968.18/404,186.40
  6. Step 6: Final answer
    x = 352,103.76

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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.