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Finding the Fourth Proportional to 222,332.68, 306,818.76 and 120,358.12

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Solution

The fourth proportional to 222,332.68, 306,818.76 and 120,358.12 is: 166,094.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,332.68 : 306,818.76 = 120,358.12 : x
  2. Step 2: Convert to fraction form
    222,332.68/306,818.76 = 120,358.12/x
  3. Step 3: Cross multiply
    222,332.68x = 306,818.76 × 120,358.12
  4. Step 4: Simplify right side
    222,332.68x = 36,928,127,986.94
  5. Step 5: Solve for x
    x = 36,928,127,986.94/222,332.68
  6. Step 6: Final answer
    x = 166,094.01

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.