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Finding the Fourth Proportional to 556,227.51, 833,235.76 and 271,086.55

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Solution

The fourth proportional to 556,227.51, 833,235.76 and 271,086.55 is: 406,091.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,227.51 : 833,235.76 = 271,086.55 : x
  2. Step 2: Convert to fraction form
    556,227.51/833,235.76 = 271,086.55/x
  3. Step 3: Cross multiply
    556,227.51x = 833,235.76 × 271,086.55
  4. Step 4: Simplify right side
    556,227.51x = 225,879,005,770.80
  5. Step 5: Solve for x
    x = 225,879,005,770.80/556,227.51
  6. Step 6: Final answer
    x = 406,091.04

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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.