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Finding the Fourth Proportional to 197,901.51, 296,893.89 and 64,771.44

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Solution

The fourth proportional to 197,901.51, 296,893.89 and 64,771.44 is: 97,170.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,901.51 : 296,893.89 = 64,771.44 : x
  2. Step 2: Convert to fraction form
    197,901.51/296,893.89 = 64,771.44/x
  3. Step 3: Cross multiply
    197,901.51x = 296,893.89 × 64,771.44
  4. Step 4: Simplify right side
    197,901.51x = 19,230,244,782.50
  5. Step 5: Solve for x
    x = 19,230,244,782.50/197,901.51
  6. Step 6: Final answer
    x = 97,170.78

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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.