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Finding the Fourth Proportional to 367,674.36, 551,511.96 and 114,956.16

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Solution

The fourth proportional to 367,674.36, 551,511.96 and 114,956.16 is: 172,434.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,674.36 : 551,511.96 = 114,956.16 : x
  2. Step 2: Convert to fraction form
    367,674.36/551,511.96 = 114,956.16/x
  3. Step 3: Cross multiply
    367,674.36x = 551,511.96 × 114,956.16
  4. Step 4: Simplify right side
    367,674.36x = 63,399,697,115.67
  5. Step 5: Solve for x
    x = 63,399,697,115.67/367,674.36
  6. Step 6: Final answer
    x = 172,434.37

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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.