Home / 353,252.79-487,484.27-192,104.38

Finding the Fourth Proportional to 353,252.79, 487,484.27 and 192,104.38

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Solution

The fourth proportional to 353,252.79, 487,484.27 and 192,104.38 is: 265,101.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,252.79 : 487,484.27 = 192,104.38 : x
  2. Step 2: Convert to fraction form
    353,252.79/487,484.27 = 192,104.38/x
  3. Step 3: Cross multiply
    353,252.79x = 487,484.27 × 192,104.38
  4. Step 4: Simplify right side
    353,252.79x = 93,647,861,268.87
  5. Step 5: Solve for x
    x = 93,647,861,268.87/353,252.79
  6. Step 6: Final answer
    x = 265,101.55

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1.5x scale

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.