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Finding the Fourth Proportional to 437,651.49, 656,149.18 and 185,227.95

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Solution

The fourth proportional to 437,651.49, 656,149.18 and 185,227.95 is: 277,703.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,651.49 : 656,149.18 = 185,227.95 : x
  2. Step 2: Convert to fraction form
    437,651.49/656,149.18 = 185,227.95/x
  3. Step 3: Cross multiply
    437,651.49x = 656,149.18 × 185,227.95
  4. Step 4: Simplify right side
    437,651.49x = 121,537,163,761.77
  5. Step 5: Solve for x
    x = 121,537,163,761.77/437,651.49
  6. Step 6: Final answer
    x = 277,703.08

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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.