Home / 361,584.84-498,934.53-200,439.75

Finding the Fourth Proportional to 361,584.84, 498,934.53 and 200,439.75

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Solution

The fourth proportional to 361,584.84, 498,934.53 and 200,439.75 is: 276,577.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,584.84 : 498,934.53 = 200,439.75 : x
  2. Step 2: Convert to fraction form
    361,584.84/498,934.53 = 200,439.75/x
  3. Step 3: Cross multiply
    361,584.84x = 498,934.53 × 200,439.75
  4. Step 4: Simplify right side
    361,584.84x = 100,006,312,459.57
  5. Step 5: Solve for x
    x = 100,006,312,459.57/361,584.84
  6. Step 6: Final answer
    x = 276,577.73

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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.