Home / 461,718.40-692,059.20-195,433.60

Finding the Fourth Proportional to 461,718.40, 692,059.20 and 195,433.60

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Solution

The fourth proportional to 461,718.40, 692,059.20 and 195,433.60 is: 292,930.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,718.40 : 692,059.20 = 195,433.60 : x
  2. Step 2: Convert to fraction form
    461,718.40/692,059.20 = 195,433.60/x
  3. Step 3: Cross multiply
    461,718.40x = 692,059.20 × 195,433.60
  4. Step 4: Simplify right side
    461,718.40x = 135,251,620,869.12
  5. Step 5: Solve for x
    x = 135,251,620,869.12/461,718.40
  6. Step 6: Final answer
    x = 292,930.97

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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.