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Finding the Fourth Proportional to 364,896.39, 503,552.25 and 203,754.18

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Solution

The fourth proportional to 364,896.39, 503,552.25 and 203,754.18 is: 281,178.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,896.39 : 503,552.25 = 203,754.18 : x
  2. Step 2: Convert to fraction form
    364,896.39/503,552.25 = 203,754.18/x
  3. Step 3: Cross multiply
    364,896.39x = 503,552.25 × 203,754.18
  4. Step 4: Simplify right side
    364,896.39x = 102,600,875,785.91
  5. Step 5: Solve for x
    x = 102,600,875,785.91/364,896.39
  6. Step 6: Final answer
    x = 281,178.11

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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.