Home / 461,918.40-692,359.20-195,633.60

Finding the Fourth Proportional to 461,918.40, 692,359.20 and 195,633.60

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Solution

The fourth proportional to 461,918.40, 692,359.20 and 195,633.60 is: 293,230.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,918.40 : 692,359.20 = 195,633.60 : x
  2. Step 2: Convert to fraction form
    461,918.40/692,359.20 = 195,633.60/x
  3. Step 3: Cross multiply
    461,918.40x = 692,359.20 × 195,633.60
  4. Step 4: Simplify right side
    461,918.40x = 135,448,722,789.12
  5. Step 5: Solve for x
    x = 135,448,722,789.12/461,918.40
  6. Step 6: Final answer
    x = 293,230.85

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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.