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Finding the Fourth Proportional to 606,156.69, 909,589.50 and 336,511.88

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Solution

The fourth proportional to 606,156.69, 909,589.50 and 336,511.88 is: 504,964.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,156.69 : 909,589.50 = 336,511.88 : x
  2. Step 2: Convert to fraction form
    606,156.69/909,589.50 = 336,511.88/x
  3. Step 3: Cross multiply
    606,156.69x = 909,589.50 × 336,511.88
  4. Step 4: Simplify right side
    606,156.69x = 306,087,668,125.31
  5. Step 5: Solve for x
    x = 306,087,668,125.31/606,156.69
  6. Step 6: Final answer
    x = 504,964.60

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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.