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Finding the Fourth Proportional to 365,454.45, 504,337.59 and 204,309.90

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Solution

The fourth proportional to 365,454.45, 504,337.59 and 204,309.90 is: 281,953.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,454.45 : 504,337.59 = 204,309.90 : x
  2. Step 2: Convert to fraction form
    365,454.45/504,337.59 = 204,309.90/x
  3. Step 3: Cross multiply
    365,454.45x = 504,337.59 × 204,309.90
  4. Step 4: Simplify right side
    365,454.45x = 103,041,162,579.14
  5. Step 5: Solve for x
    x = 103,041,162,579.14/365,454.45
  6. Step 6: Final answer
    x = 281,953.50

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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.