Home / 461,904.40-692,338.20-195,619.60

Finding the Fourth Proportional to 461,904.40, 692,338.20 and 195,619.60

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Solution

The fourth proportional to 461,904.40, 692,338.20 and 195,619.60 is: 293,209.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,904.40 : 692,338.20 = 195,619.60 : x
  2. Step 2: Convert to fraction form
    461,904.40/692,338.20 = 195,619.60/x
  3. Step 3: Cross multiply
    461,904.40x = 692,338.20 × 195,619.60
  4. Step 4: Simplify right side
    461,904.40x = 135,434,921,748.72
  5. Step 5: Solve for x
    x = 135,434,921,748.72/461,904.40
  6. Step 6: Final answer
    x = 293,209.85

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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.