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Finding the Fourth Proportional to 294,098.60, 441,147.90 and 189,122.60

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Solution

The fourth proportional to 294,098.60, 441,147.90 and 189,122.60 is: 283,683.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,098.60 : 441,147.90 = 189,122.60 : x
  2. Step 2: Convert to fraction form
    294,098.60/441,147.90 = 189,122.60/x
  3. Step 3: Cross multiply
    294,098.60x = 441,147.90 × 189,122.60
  4. Step 4: Simplify right side
    294,098.60x = 83,431,037,832.54
  5. Step 5: Solve for x
    x = 83,431,037,832.54/294,098.60
  6. Step 6: Final answer
    x = 283,683.90

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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.