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Finding the Fourth Proportional to 197,843.70, 296,765.55 and 57,606.90

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Solution

The fourth proportional to 197,843.70, 296,765.55 and 57,606.90 is: 86,410.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,843.70 : 296,765.55 = 57,606.90 : x
  2. Step 2: Convert to fraction form
    197,843.70/296,765.55 = 57,606.90/x
  3. Step 3: Cross multiply
    197,843.70x = 296,765.55 × 57,606.90
  4. Step 4: Simplify right side
    197,843.70x = 17,095,743,362.30
  5. Step 5: Solve for x
    x = 17,095,743,362.30/197,843.70
  6. Step 6: Final answer
    x = 86,410.35

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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.