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Finding the Fourth Proportional to 606,472.74, 836,865.42 and 351,774.72

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Solution

The fourth proportional to 606,472.74, 836,865.42 and 351,774.72 is: 485,410.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,472.74 : 836,865.42 = 351,774.72 : x
  2. Step 2: Convert to fraction form
    606,472.74/836,865.42 = 351,774.72/x
  3. Step 3: Cross multiply
    606,472.74x = 836,865.42 × 351,774.72
  4. Step 4: Simplify right side
    606,472.74x = 294,388,098,798.18
  5. Step 5: Solve for x
    x = 294,388,098,798.18/606,472.74
  6. Step 6: Final answer
    x = 485,410.27

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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.