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Finding the Fourth Proportional to 366,245.35, 549,525.89 and 197,732.21

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Solution

The fourth proportional to 366,245.35, 549,525.89 and 197,732.21 is: 296,683.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,245.35 : 549,525.89 = 197,732.21 : x
  2. Step 2: Convert to fraction form
    366,245.35/549,525.89 = 197,732.21/x
  3. Step 3: Cross multiply
    366,245.35x = 549,525.89 × 197,732.21
  4. Step 4: Simplify right side
    366,245.35x = 108,658,970,550.06
  5. Step 5: Solve for x
    x = 108,658,970,550.06/366,245.35
  6. Step 6: Final answer
    x = 296,683.55

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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.