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Finding the Fourth Proportional to 417,832.16, 626,668.08 and 118,240.40

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Solution

The fourth proportional to 417,832.16, 626,668.08 and 118,240.40 is: 177,337.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,832.16 : 626,668.08 = 118,240.40 : x
  2. Step 2: Convert to fraction form
    417,832.16/626,668.08 = 118,240.40/x
  3. Step 3: Cross multiply
    417,832.16x = 626,668.08 × 118,240.40
  4. Step 4: Simplify right side
    417,832.16x = 74,097,484,446.43
  5. Step 5: Solve for x
    x = 74,097,484,446.43/417,832.16
  6. Step 6: Final answer
    x = 177,337.92

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