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Finding the Fourth Proportional to 606,269.40, 909,732.15 and 251,319.30

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Solution

The fourth proportional to 606,269.40, 909,732.15 and 251,319.30 is: 377,114.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,269.40 : 909,732.15 = 251,319.30 : x
  2. Step 2: Convert to fraction form
    606,269.40/909,732.15 = 251,319.30/x
  3. Step 3: Cross multiply
    606,269.40x = 909,732.15 × 251,319.30
  4. Step 4: Simplify right side
    606,269.40x = 228,633,247,125.50
  5. Step 5: Solve for x
    x = 228,633,247,125.50/606,269.40
  6. Step 6: Final answer
    x = 377,114.94

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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.