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Finding the Fourth Proportional to 334,857.44, 461,258.30 and 270,145.48

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Solution

The fourth proportional to 334,857.44, 461,258.30 and 270,145.48 is: 372,119.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,857.44 : 461,258.30 = 270,145.48 : x
  2. Step 2: Convert to fraction form
    334,857.44/461,258.30 = 270,145.48/x
  3. Step 3: Cross multiply
    334,857.44x = 461,258.30 × 270,145.48
  4. Step 4: Simplify right side
    334,857.44x = 124,606,842,375.17
  5. Step 5: Solve for x
    x = 124,606,842,375.17/334,857.44
  6. Step 6: Final answer
    x = 372,119.08

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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.