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Finding the Fourth Proportional to 338,137.04, 466,643.18 and 187,234.04

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Solution

The fourth proportional to 338,137.04, 466,643.18 and 187,234.04 is: 258,390.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,137.04 : 466,643.18 = 187,234.04 : x
  2. Step 2: Convert to fraction form
    338,137.04/466,643.18 = 187,234.04/x
  3. Step 3: Cross multiply
    338,137.04x = 466,643.18 × 187,234.04
  4. Step 4: Simplify right side
    338,137.04x = 87,371,487,829.85
  5. Step 5: Solve for x
    x = 87,371,487,829.85/338,137.04
  6. Step 6: Final answer
    x = 258,390.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.