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Finding the Fourth Proportional to 341,994.76, 471,951.76 and 191,091.88

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Solution

The fourth proportional to 341,994.76, 471,951.76 and 191,091.88 is: 263,706.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,994.76 : 471,951.76 = 191,091.88 : x
  2. Step 2: Convert to fraction form
    341,994.76/471,951.76 = 191,091.88/x
  3. Step 3: Cross multiply
    341,994.76x = 471,951.76 × 191,091.88
  4. Step 4: Simplify right side
    341,994.76x = 90,186,149,087.71
  5. Step 5: Solve for x
    x = 90,186,149,087.71/341,994.76
  6. Step 6: Final answer
    x = 263,706.23

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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.