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Finding the Fourth Proportional to 364,854.17, 503,493.57 and 203,711.76

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Solution

The fourth proportional to 364,854.17, 503,493.57 and 203,711.76 is: 281,119.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,854.17 : 503,493.57 = 203,711.76 : x
  2. Step 2: Convert to fraction form
    364,854.17/503,493.57 = 203,711.76/x
  3. Step 3: Cross multiply
    364,854.17x = 503,493.57 × 203,711.76
  4. Step 4: Simplify right side
    364,854.17x = 102,567,561,293.38
  5. Step 5: Solve for x
    x = 102,567,561,293.38/364,854.17
  6. Step 6: Final answer
    x = 281,119.33

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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.