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Finding the Fourth Proportional to 338,125.60, 466,627.86 and 187,222.60

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Solution

The fourth proportional to 338,125.60, 466,627.86 and 187,222.60 is: 258,375.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,125.60 : 466,627.86 = 187,222.60 : x
  2. Step 2: Convert to fraction form
    338,125.60/466,627.86 = 187,222.60/x
  3. Step 3: Cross multiply
    338,125.60x = 466,627.86 × 187,222.60
  4. Step 4: Simplify right side
    338,125.60x = 87,363,281,181.64
  5. Step 5: Solve for x
    x = 87,363,281,181.64/338,125.60
  6. Step 6: Final answer
    x = 258,375.23

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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.