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Finding the Fourth Proportional to 338,187.76, 466,782.96 and 195,033.76

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Solution

The fourth proportional to 338,187.76, 466,782.96 and 195,033.76 is: 269,194.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,187.76 : 466,782.96 = 195,033.76 : x
  2. Step 2: Convert to fraction form
    338,187.76/466,782.96 = 195,033.76/x
  3. Step 3: Cross multiply
    338,187.76x = 466,782.96 × 195,033.76
  4. Step 4: Simplify right side
    338,187.76x = 91,038,435,792.73
  5. Step 5: Solve for x
    x = 91,038,435,792.73/338,187.76
  6. Step 6: Final answer
    x = 269,194.95

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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.