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Finding the Fourth Proportional to 442,941.96, 611,251.38 and 241,739.40

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Solution

The fourth proportional to 442,941.96, 611,251.38 and 241,739.40 is: 333,595.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,941.96 : 611,251.38 = 241,739.40 : x
  2. Step 2: Convert to fraction form
    442,941.96/611,251.38 = 241,739.40/x
  3. Step 3: Cross multiply
    442,941.96x = 611,251.38 × 241,739.40
  4. Step 4: Simplify right side
    442,941.96x = 147,763,541,850.37
  5. Step 5: Solve for x
    x = 147,763,541,850.37/442,941.96
  6. Step 6: Final answer
    x = 333,595.72

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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.