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Finding the Fourth Proportional to 255,295.80, 352,277.64 and 147,850.92

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Solution

The fourth proportional to 255,295.80, 352,277.64 and 147,850.92 is: 204,016.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,295.80 : 352,277.64 = 147,850.92 : x
  2. Step 2: Convert to fraction form
    255,295.80/352,277.64 = 147,850.92/x
  3. Step 3: Cross multiply
    255,295.80x = 352,277.64 × 147,850.92
  4. Step 4: Simplify right side
    255,295.80x = 52,084,573,169.43
  5. Step 5: Solve for x
    x = 52,084,573,169.43/255,295.80
  6. Step 6: Final answer
    x = 204,016.57

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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.