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Finding the Fourth Proportional to 364,845.86, 503,482.38 and 203,703.38

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Solution

The fourth proportional to 364,845.86, 503,482.38 and 203,703.38 is: 281,107.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,845.86 : 503,482.38 = 203,703.38 : x
  2. Step 2: Convert to fraction form
    364,845.86/503,482.38 = 203,703.38/x
  3. Step 3: Cross multiply
    364,845.86x = 503,482.38 × 203,703.38
  4. Step 4: Simplify right side
    364,845.86x = 102,561,060,059.03
  5. Step 5: Solve for x
    x = 102,561,060,059.03/364,845.86
  6. Step 6: Final answer
    x = 281,107.92

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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.