Home / 493,865.28-681,531.84-267,511.32

Finding the Fourth Proportional to 493,865.28, 681,531.84 and 267,511.32

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Solution

The fourth proportional to 493,865.28, 681,531.84 and 267,511.32 is: 369,164.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,865.28 : 681,531.84 = 267,511.32 : x
  2. Step 2: Convert to fraction form
    493,865.28/681,531.84 = 267,511.32/x
  3. Step 3: Cross multiply
    493,865.28x = 681,531.84 × 267,511.32
  4. Step 4: Simplify right side
    493,865.28x = 182,317,482,140.43
  5. Step 5: Solve for x
    x = 182,317,482,140.43/493,865.28
  6. Step 6: Final answer
    x = 369,164.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.