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Finding the Fourth Proportional to 293,952.56, 440,881.60 and 80,670.64

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Solution

The fourth proportional to 293,952.56, 440,881.60 and 80,670.64 is: 120,993.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,952.56 : 440,881.60 = 80,670.64 : x
  2. Step 2: Convert to fraction form
    293,952.56/440,881.60 = 80,670.64/x
  3. Step 3: Cross multiply
    293,952.56x = 440,881.60 × 80,670.64
  4. Step 4: Simplify right side
    293,952.56x = 35,566,200,836.22
  5. Step 5: Solve for x
    x = 35,566,200,836.22/293,952.56
  6. Step 6: Final answer
    x = 120,993.00

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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.