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Finding the Fourth Proportional to 363,012.76, 500,963.52 and 199,675.72

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Solution

The fourth proportional to 363,012.76, 500,963.52 and 199,675.72 is: 275,555.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,012.76 : 500,963.52 = 199,675.72 : x
  2. Step 2: Convert to fraction form
    363,012.76/500,963.52 = 199,675.72/x
  3. Step 3: Cross multiply
    363,012.76x = 500,963.52 × 199,675.72
  4. Step 4: Simplify right side
    363,012.76x = 100,030,251,549.73
  5. Step 5: Solve for x
    x = 100,030,251,549.73/363,012.76
  6. Step 6: Final answer
    x = 275,555.75

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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.