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Finding the Fourth Proportional to 219,332.93, 329,128.52 and 92,963.97

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Solution

The fourth proportional to 219,332.93, 329,128.52 and 92,963.97 is: 139,500.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,332.93 : 329,128.52 = 92,963.97 : x
  2. Step 2: Convert to fraction form
    219,332.93/329,128.52 = 92,963.97/x
  3. Step 3: Cross multiply
    219,332.93x = 329,128.52 × 92,963.97
  4. Step 4: Simplify right side
    219,332.93x = 30,597,093,394.60
  5. Step 5: Solve for x
    x = 30,597,093,394.60/219,332.93
  6. Step 6: Final answer
    x = 139,500.69

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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.