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Finding the Fourth Proportional to 606,403.29, 909,695.72 and 195,935.37

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Solution

The fourth proportional to 606,403.29, 909,695.72 and 195,935.37 is: 293,932.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,403.29 : 909,695.72 = 195,935.37 : x
  2. Step 2: Convert to fraction form
    606,403.29/909,695.72 = 195,935.37/x
  3. Step 3: Cross multiply
    606,403.29x = 909,695.72 × 195,935.37
  4. Step 4: Simplify right side
    606,403.29x = 178,241,566,505.94
  5. Step 5: Solve for x
    x = 178,241,566,505.94/606,403.29
  6. Step 6: Final answer
    x = 293,932.39

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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.