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Finding the Fourth Proportional to 437,834.80, 604,212.74 and 246,847.68

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Solution

The fourth proportional to 437,834.80, 604,212.74 and 246,847.68 is: 340,650.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,834.80 : 604,212.74 = 246,847.68 : x
  2. Step 2: Convert to fraction form
    437,834.80/604,212.74 = 246,847.68/x
  3. Step 3: Cross multiply
    437,834.80x = 604,212.74 × 246,847.68
  4. Step 4: Simplify right side
    437,834.80x = 149,148,513,095.44
  5. Step 5: Solve for x
    x = 149,148,513,095.44/437,834.80
  6. Step 6: Final answer
    x = 340,650.20

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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.