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Finding the Fourth Proportional to 304,219.22, 419,825.31 and 168,246.14

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Solution

The fourth proportional to 304,219.22, 419,825.31 and 168,246.14 is: 232,181.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,219.22 : 419,825.31 = 168,246.14 : x
  2. Step 2: Convert to fraction form
    304,219.22/419,825.31 = 168,246.14/x
  3. Step 3: Cross multiply
    304,219.22x = 419,825.31 × 168,246.14
  4. Step 4: Simplify right side
    304,219.22x = 70,633,987,881.80
  5. Step 5: Solve for x
    x = 70,633,987,881.80/304,219.22
  6. Step 6: Final answer
    x = 232,181.21

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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.