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Finding the Fourth Proportional to 197,773.44, 296,677.64 and 55,619.92

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Solution

The fourth proportional to 197,773.44, 296,677.64 and 55,619.92 is: 83,434.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,773.44 : 296,677.64 = 55,619.92 : x
  2. Step 2: Convert to fraction form
    197,773.44/296,677.64 = 55,619.92/x
  3. Step 3: Cross multiply
    197,773.44x = 296,677.64 × 55,619.92
  4. Step 4: Simplify right side
    197,773.44x = 16,501,186,602.59
  5. Step 5: Solve for x
    x = 16,501,186,602.59/197,773.44
  6. Step 6: Final answer
    x = 83,434.80

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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.