Home / 364,977.10-503,663.42-203,834.98

Finding the Fourth Proportional to 364,977.10, 503,663.42 and 203,834.98

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Solution

The fourth proportional to 364,977.10, 503,663.42 and 203,834.98 is: 281,289.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,977.10 : 503,663.42 = 203,834.98 : x
  2. Step 2: Convert to fraction form
    364,977.10/503,663.42 = 203,834.98/x
  3. Step 3: Cross multiply
    364,977.10x = 503,663.42 × 203,834.98
  4. Step 4: Simplify right side
    364,977.10x = 102,664,223,142.43
  5. Step 5: Solve for x
    x = 102,664,223,142.43/364,977.10
  6. Step 6: Final answer
    x = 281,289.49

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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.