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Finding the Fourth Proportional to 366,098.75, 549,536.31 and 324,250.50

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Solution

The fourth proportional to 366,098.75, 549,536.31 and 324,250.50 is: 486,719.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,098.75 : 549,536.31 = 324,250.50 : x
  2. Step 2: Convert to fraction form
    366,098.75/549,536.31 = 324,250.50/x
  3. Step 3: Cross multiply
    366,098.75x = 549,536.31 × 324,250.50
  4. Step 4: Simplify right side
    366,098.75x = 178,187,423,285.66
  5. Step 5: Solve for x
    x = 178,187,423,285.66/366,098.75
  6. Step 6: Final answer
    x = 486,719.57

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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.