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Finding the Fourth Proportional to 364,700.82, 503,312.49 and 203,587.32

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Solution

The fourth proportional to 364,700.82, 503,312.49 and 203,587.32 is: 280,964.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,700.82 : 503,312.49 = 203,587.32 : x
  2. Step 2: Convert to fraction form
    364,700.82/503,312.49 = 203,587.32/x
  3. Step 3: Cross multiply
    364,700.82x = 503,312.49 × 203,587.32
  4. Step 4: Simplify right side
    364,700.82x = 102,468,040,961.63
  5. Step 5: Solve for x
    x = 102,468,040,961.63/364,700.82
  6. Step 6: Final answer
    x = 280,964.66

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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.