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Finding the Fourth Proportional to 293,994.45, 440,990.01 and 107,005.95

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Solution

The fourth proportional to 293,994.45, 440,990.01 and 107,005.95 is: 160,508.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,994.45 : 440,990.01 = 107,005.95 : x
  2. Step 2: Convert to fraction form
    293,994.45/440,990.01 = 107,005.95/x
  3. Step 3: Cross multiply
    293,994.45x = 440,990.01 × 107,005.95
  4. Step 4: Simplify right side
    293,994.45x = 47,188,554,960.56
  5. Step 5: Solve for x
    x = 47,188,554,960.56/293,994.45
  6. Step 6: Final answer
    x = 160,508.32

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1.5x scale

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.