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Finding the Fourth Proportional to 293,994.90, 405,804.33 and 233,672.58

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Solution

The fourth proportional to 293,994.90, 405,804.33 and 233,672.58 is: 322,540.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,994.90 : 405,804.33 = 233,672.58 : x
  2. Step 2: Convert to fraction form
    293,994.90/405,804.33 = 233,672.58/x
  3. Step 3: Cross multiply
    293,994.90x = 405,804.33 × 233,672.58
  4. Step 4: Simplify right side
    293,994.90x = 94,825,344,766.27
  5. Step 5: Solve for x
    x = 94,825,344,766.27/293,994.90
  6. Step 6: Final answer
    x = 322,540.78

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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.