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Finding the Fourth Proportional to 329,211.18, 493,845.93 and 92,555.91

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Solution

The fourth proportional to 329,211.18, 493,845.93 and 92,555.91 is: 138,842.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,211.18 : 493,845.93 = 92,555.91 : x
  2. Step 2: Convert to fraction form
    329,211.18/493,845.93 = 92,555.91/x
  3. Step 3: Cross multiply
    329,211.18x = 493,845.93 × 92,555.91
  4. Step 4: Simplify right side
    329,211.18x = 45,708,359,450.95
  5. Step 5: Solve for x
    x = 45,708,359,450.95/329,211.18
  6. Step 6: Final answer
    x = 138,842.06

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1.5x scale

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.