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Finding the Fourth Proportional to 338,269.50, 466,827.30 and 187,366.50

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Solution

The fourth proportional to 338,269.50, 466,827.30 and 187,366.50 is: 258,574.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,269.50 : 466,827.30 = 187,366.50 : x
  2. Step 2: Convert to fraction form
    338,269.50/466,827.30 = 187,366.50/x
  3. Step 3: Cross multiply
    338,269.50x = 466,827.30 × 187,366.50
  4. Step 4: Simplify right side
    338,269.50x = 87,467,797,305.45
  5. Step 5: Solve for x
    x = 87,467,797,305.45/338,269.50
  6. Step 6: Final answer
    x = 258,574.29

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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.