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Finding the Fourth Proportional to 518,254.68, 777,492.73 and 181,306.33

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Solution

The fourth proportional to 518,254.68, 777,492.73 and 181,306.33 is: 271,998.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    518,254.68 : 777,492.73 = 181,306.33 : x
  2. Step 2: Convert to fraction form
    518,254.68/777,492.73 = 181,306.33/x
  3. Step 3: Cross multiply
    518,254.68x = 777,492.73 × 181,306.33
  4. Step 4: Simplify right side
    518,254.68x = 140,964,351,760.88
  5. Step 5: Solve for x
    x = 140,964,351,760.88/518,254.68
  6. Step 6: Final answer
    x = 271,998.22

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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.