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Finding the Fourth Proportional to 231,074.40, 346,611.60 and 184,418.40

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Solution

The fourth proportional to 231,074.40, 346,611.60 and 184,418.40 is: 276,627.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,074.40 : 346,611.60 = 184,418.40 : x
  2. Step 2: Convert to fraction form
    231,074.40/346,611.60 = 184,418.40/x
  3. Step 3: Cross multiply
    231,074.40x = 346,611.60 × 184,418.40
  4. Step 4: Simplify right side
    231,074.40x = 63,921,556,693.44
  5. Step 5: Solve for x
    x = 63,921,556,693.44/231,074.40
  6. Step 6: Final answer
    x = 276,627.60

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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.