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Finding the Fourth Proportional to 351,171.60, 526,627.80 and 173,619.60

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Solution

The fourth proportional to 351,171.60, 526,627.80 and 173,619.60 is: 260,365.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,171.60 : 526,627.80 = 173,619.60 : x
  2. Step 2: Convert to fraction form
    351,171.60/526,627.80 = 173,619.60/x
  3. Step 3: Cross multiply
    351,171.60x = 526,627.80 × 173,619.60
  4. Step 4: Simplify right side
    351,171.60x = 91,432,907,984.88
  5. Step 5: Solve for x
    x = 91,432,907,984.88/351,171.60
  6. Step 6: Final answer
    x = 260,365.33

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1.5x scale

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.