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Finding the Fourth Proportional to 607,105.05, 837,806.21 and 335,173.47

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Solution

The fourth proportional to 607,105.05, 837,806.21 and 335,173.47 is: 462,540.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,105.05 : 837,806.21 = 335,173.47 : x
  2. Step 2: Convert to fraction form
    607,105.05/837,806.21 = 335,173.47/x
  3. Step 3: Cross multiply
    607,105.05x = 837,806.21 × 335,173.47
  4. Step 4: Simplify right side
    607,105.05x = 280,810,414,331.51
  5. Step 5: Solve for x
    x = 280,810,414,331.51/607,105.05
  6. Step 6: Final answer
    x = 462,540.07

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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.