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Finding the Fourth Proportional to 262,162.44, 392,994.53 and 167,125.87

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Solution

The fourth proportional to 262,162.44, 392,994.53 and 167,125.87 is: 250,530.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,162.44 : 392,994.53 = 167,125.87 : x
  2. Step 2: Convert to fraction form
    262,162.44/392,994.53 = 167,125.87/x
  3. Step 3: Cross multiply
    262,162.44x = 392,994.53 × 167,125.87
  4. Step 4: Simplify right side
    262,162.44x = 65,679,555,059.21
  5. Step 5: Solve for x
    x = 65,679,555,059.21/262,162.44
  6. Step 6: Final answer
    x = 250,530.00

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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.