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Finding the Fourth Proportional to 366,565.21, 549,847.41 and 100,327.93

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Solution

The fourth proportional to 366,565.21, 549,847.41 and 100,327.93 is: 150,491.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,565.21 : 549,847.41 = 100,327.93 : x
  2. Step 2: Convert to fraction form
    366,565.21/549,847.41 = 100,327.93/x
  3. Step 3: Cross multiply
    366,565.21x = 549,847.41 × 100,327.93
  4. Step 4: Simplify right side
    366,565.21x = 55,165,052,461.16
  5. Step 5: Solve for x
    x = 55,165,052,461.16/366,565.21
  6. Step 6: Final answer
    x = 150,491.78

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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.