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Finding the Fourth Proportional to 463,879.68, 695,540.16 and 253,224.96

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Solution

The fourth proportional to 463,879.68, 695,540.16 and 253,224.96 is: 379,684.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,879.68 : 695,540.16 = 253,224.96 : x
  2. Step 2: Convert to fraction form
    463,879.68/695,540.16 = 253,224.96/x
  3. Step 3: Cross multiply
    463,879.68x = 695,540.16 × 253,224.96
  4. Step 4: Simplify right side
    463,879.68x = 176,128,129,194.39
  5. Step 5: Solve for x
    x = 176,128,129,194.39/463,879.68
  6. Step 6: Final answer
    x = 379,684.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.