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Finding the Fourth Proportional to 338,094, 466,584.30 and 187,191

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Solution

The fourth proportional to 338,094, 466,584.30 and 187,191 is: 258,331.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,094 : 466,584.30 = 187,191 : x
  2. Step 2: Convert to fraction form
    338,094/466,584.30 = 187,191/x
  3. Step 3: Cross multiply
    338,094x = 466,584.30 × 187,191
  4. Step 4: Simplify right side
    338,094x = 87,340,381,701.30
  5. Step 5: Solve for x
    x = 87,340,381,701.30/338,094
  6. Step 6: Final answer
    x = 258,331.65

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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.