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Finding the Fourth Proportional to 619,697.96, 927,201.17 and 367,114.04

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Solution

The fourth proportional to 619,697.96, 927,201.17 and 367,114.04 is: 549,281.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,697.96 : 927,201.17 = 367,114.04 : x
  2. Step 2: Convert to fraction form
    619,697.96/927,201.17 = 367,114.04/x
  3. Step 3: Cross multiply
    619,697.96x = 927,201.17 × 367,114.04
  4. Step 4: Simplify right side
    619,697.96x = 340,388,567,411.43
  5. Step 5: Solve for x
    x = 340,388,567,411.43/619,697.96
  6. Step 6: Final answer
    x = 549,281.41

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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.