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Finding the Fourth Proportional to 329,101.32, 493,670.37 and 92,425.50

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Solution

The fourth proportional to 329,101.32, 493,670.37 and 92,425.50 is: 138,643.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,101.32 : 493,670.37 = 92,425.50 : x
  2. Step 2: Convert to fraction form
    329,101.32/493,670.37 = 92,425.50/x
  3. Step 3: Cross multiply
    329,101.32x = 493,670.37 × 92,425.50
  4. Step 4: Simplify right side
    329,101.32x = 45,627,730,782.44
  5. Step 5: Solve for x
    x = 45,627,730,782.44/329,101.32
  6. Step 6: Final answer
    x = 138,643.41

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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.