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Finding the Fourth Proportional to 367,162.32, 550,643.34 and 100,859.52

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Solution

The fourth proportional to 367,162.32, 550,643.34 and 100,859.52 is: 151,261.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,162.32 : 550,643.34 = 100,859.52 : x
  2. Step 2: Convert to fraction form
    367,162.32/550,643.34 = 100,859.52/x
  3. Step 3: Cross multiply
    367,162.32x = 550,643.34 × 100,859.52
  4. Step 4: Simplify right side
    367,162.32x = 55,537,622,963.60
  5. Step 5: Solve for x
    x = 55,537,622,963.60/367,162.32
  6. Step 6: Final answer
    x = 151,261.77

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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.