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Finding the Fourth Proportional to 606,791.36, 837,059.28 and 377,261.60

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Solution

The fourth proportional to 606,791.36, 837,059.28 and 377,261.60 is: 520,426.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,791.36 : 837,059.28 = 377,261.60 : x
  2. Step 2: Convert to fraction form
    606,791.36/837,059.28 = 377,261.60/x
  3. Step 3: Cross multiply
    606,791.36x = 837,059.28 × 377,261.60
  4. Step 4: Simplify right side
    606,791.36x = 315,790,323,267.65
  5. Step 5: Solve for x
    x = 315,790,323,267.65/606,791.36
  6. Step 6: Final answer
    x = 520,426.53

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1.5x scale

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.