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Finding the Fourth Proportional to 289,430.70, 433,562.85 and 194,952.30

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Solution

The fourth proportional to 289,430.70, 433,562.85 and 194,952.30 is: 292,035.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,430.70 : 433,562.85 = 194,952.30 : x
  2. Step 2: Convert to fraction form
    289,430.70/433,562.85 = 194,952.30/x
  3. Step 3: Cross multiply
    289,430.70x = 433,562.85 × 194,952.30
  4. Step 4: Simplify right side
    289,430.70x = 84,524,074,802.06
  5. Step 5: Solve for x
    x = 84,524,074,802.06/289,430.70
  6. Step 6: Final answer
    x = 292,035.62

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