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Finding the Fourth Proportional to 295,194.88, 440,489.81 and 263,386.36

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Solution

The fourth proportional to 295,194.88, 440,489.81 and 263,386.36 is: 393,025.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,194.88 : 440,489.81 = 263,386.36 : x
  2. Step 2: Convert to fraction form
    295,194.88/440,489.81 = 263,386.36/x
  3. Step 3: Cross multiply
    295,194.88x = 440,489.81 × 263,386.36
  4. Step 4: Simplify right side
    295,194.88x = 116,019,007,672.99
  5. Step 5: Solve for x
    x = 116,019,007,672.99/295,194.88
  6. Step 6: Final answer
    x = 393,025.14

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.