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Finding the Fourth Proportional to 364,636.50, 546,019.11 and 252,161.52

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Solution

The fourth proportional to 364,636.50, 546,019.11 and 252,161.52 is: 377,595.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,636.50 : 546,019.11 = 252,161.52 : x
  2. Step 2: Convert to fraction form
    364,636.50/546,019.11 = 252,161.52/x
  3. Step 3: Cross multiply
    364,636.50x = 546,019.11 × 252,161.52
  4. Step 4: Simplify right side
    364,636.50x = 137,685,008,726.65
  5. Step 5: Solve for x
    x = 137,685,008,726.65/364,636.50
  6. Step 6: Final answer
    x = 377,595.25

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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.