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Finding the Fourth Proportional to 296,955.80, 444,558.90 and 197,228.60

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Solution

The fourth proportional to 296,955.80, 444,558.90 and 197,228.60 is: 295,261.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,955.80 : 444,558.90 = 197,228.60 : x
  2. Step 2: Convert to fraction form
    296,955.80/444,558.90 = 197,228.60/x
  3. Step 3: Cross multiply
    296,955.80x = 444,558.90 × 197,228.60
  4. Step 4: Simplify right side
    296,955.80x = 87,679,729,464.54
  5. Step 5: Solve for x
    x = 87,679,729,464.54/296,955.80
  6. Step 6: Final answer
    x = 295,261.89

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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.