Home / 353,284.75-487,535.27-192,140.97

Finding the Fourth Proportional to 353,284.75, 487,535.27 and 192,140.97

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Solution

The fourth proportional to 353,284.75, 487,535.27 and 192,140.97 is: 265,155.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,284.75 : 487,535.27 = 192,140.97 : x
  2. Step 2: Convert to fraction form
    353,284.75/487,535.27 = 192,140.97/x
  3. Step 3: Cross multiply
    353,284.75x = 487,535.27 × 192,140.97
  4. Step 4: Simplify right side
    353,284.75x = 93,675,500,596.23
  5. Step 5: Solve for x
    x = 93,675,500,596.23/353,284.75
  6. Step 6: Final answer
    x = 265,155.80

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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.