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Finding the Fourth Proportional to 442,354.22, 610,441.50 and 246,113.12

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Solution

The fourth proportional to 442,354.22, 610,441.50 and 246,113.12 is: 339,632.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,354.22 : 610,441.50 = 246,113.12 : x
  2. Step 2: Convert to fraction form
    442,354.22/610,441.50 = 246,113.12/x
  3. Step 3: Cross multiply
    442,354.22x = 610,441.50 × 246,113.12
  4. Step 4: Simplify right side
    442,354.22x = 150,237,659,090.27
  5. Step 5: Solve for x
    x = 150,237,659,090.27/442,354.22
  6. Step 6: Final answer
    x = 339,632.03

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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.