Home / 404,336.68-606,205.50-193,774.12

Finding the Fourth Proportional to 404,336.68, 606,205.50 and 193,774.12

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Solution

The fourth proportional to 404,336.68, 606,205.50 and 193,774.12 is: 290,517.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,336.68 : 606,205.50 = 193,774.12 : x
  2. Step 2: Convert to fraction form
    404,336.68/606,205.50 = 193,774.12/x
  3. Step 3: Cross multiply
    404,336.68x = 606,205.50 × 193,774.12
  4. Step 4: Simplify right side
    404,336.68x = 117,466,937,301.66
  5. Step 5: Solve for x
    x = 117,466,937,301.66/404,336.68
  6. Step 6: Final answer
    x = 290,517.64

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1.5x scale

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.