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Finding the Fourth Proportional to 265,067.16, 397,598.88 and 107,293.32

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Solution

The fourth proportional to 265,067.16, 397,598.88 and 107,293.32 is: 160,939.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,067.16 : 397,598.88 = 107,293.32 : x
  2. Step 2: Convert to fraction form
    265,067.16/397,598.88 = 107,293.32/x
  3. Step 3: Cross multiply
    265,067.16x = 397,598.88 × 107,293.32
  4. Step 4: Simplify right side
    265,067.16x = 42,659,703,863.48
  5. Step 5: Solve for x
    x = 42,659,703,863.48/265,067.16
  6. Step 6: Final answer
    x = 160,939.23

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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.