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Finding the Fourth Proportional to 366,806.04, 549,820.62 and 123,415.41

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Solution

The fourth proportional to 366,806.04, 549,820.62 and 123,415.41 is: 184,992.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,806.04 : 549,820.62 = 123,415.41 : x
  2. Step 2: Convert to fraction form
    366,806.04/549,820.62 = 123,415.41/x
  3. Step 3: Cross multiply
    366,806.04x = 549,820.62 × 123,415.41
  4. Step 4: Simplify right side
    366,806.04x = 67,856,337,243.75
  5. Step 5: Solve for x
    x = 67,856,337,243.75/366,806.04
  6. Step 6: Final answer
    x = 184,992.42

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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.