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Finding the Fourth Proportional to 288,825.90, 433,384.65 and 130,953.66

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Solution

The fourth proportional to 288,825.90, 433,384.65 and 130,953.66 is: 196,496.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,825.90 : 433,384.65 = 130,953.66 : x
  2. Step 2: Convert to fraction form
    288,825.90/433,384.65 = 130,953.66/x
  3. Step 3: Cross multiply
    288,825.90x = 433,384.65 × 130,953.66
  4. Step 4: Simplify right side
    288,825.90x = 56,753,306,105.32
  5. Step 5: Solve for x
    x = 56,753,306,105.32/288,825.90
  6. Step 6: Final answer
    x = 196,496.60

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