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Finding the Fourth Proportional to 364,650.80, 503,268.82 and 203,516.23

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Solution

The fourth proportional to 364,650.80, 503,268.82 and 203,516.23 is: 280,880.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,650.80 : 503,268.82 = 203,516.23 : x
  2. Step 2: Convert to fraction form
    364,650.80/503,268.82 = 203,516.23/x
  3. Step 3: Cross multiply
    364,650.80x = 503,268.82 × 203,516.23
  4. Step 4: Simplify right side
    364,650.80x = 102,423,372,922.95
  5. Step 5: Solve for x
    x = 102,423,372,922.95/364,650.80
  6. Step 6: Final answer
    x = 280,880.70

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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.