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Finding the Fourth Proportional to 293,504.39, 440,453.91 and 103,964.12

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Solution

The fourth proportional to 293,504.39, 440,453.91 and 103,964.12 is: 156,016.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,504.39 : 440,453.91 = 103,964.12 : x
  2. Step 2: Convert to fraction form
    293,504.39/440,453.91 = 103,964.12/x
  3. Step 3: Cross multiply
    293,504.39x = 440,453.91 × 103,964.12
  4. Step 4: Simplify right side
    293,504.39x = 45,791,403,153.71
  5. Step 5: Solve for x
    x = 45,791,403,153.71/293,504.39
  6. Step 6: Final answer
    x = 156,016.08

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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.