Home / 461,196.60-691,928.86-191,275.24

Finding the Fourth Proportional to 461,196.60, 691,928.86 and 191,275.24

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Solution

The fourth proportional to 461,196.60, 691,928.86 and 191,275.24 is: 286,968.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,196.60 : 691,928.86 = 191,275.24 : x
  2. Step 2: Convert to fraction form
    461,196.60/691,928.86 = 191,275.24/x
  3. Step 3: Cross multiply
    461,196.60x = 691,928.86 × 191,275.24
  4. Step 4: Simplify right side
    461,196.60x = 132,348,858,759.43
  5. Step 5: Solve for x
    x = 132,348,858,759.43/461,196.60
  6. Step 6: Final answer
    x = 286,968.42

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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.