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Finding the Fourth Proportional to 606,757.05, 837,491.27 and 352,190.25

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Solution

The fourth proportional to 606,757.05, 837,491.27 and 352,190.25 is: 486,119.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,757.05 : 837,491.27 = 352,190.25 : x
  2. Step 2: Convert to fraction form
    606,757.05/837,491.27 = 352,190.25/x
  3. Step 3: Cross multiply
    606,757.05x = 837,491.27 × 352,190.25
  4. Step 4: Simplify right side
    606,757.05x = 294,956,257,993.17
  5. Step 5: Solve for x
    x = 294,956,257,993.17/606,757.05
  6. Step 6: Final answer
    x = 486,119.21

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Double scale
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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.