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Finding the Fourth Proportional to 290,252.16, 435,383.25 and 100,719.14

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Solution

The fourth proportional to 290,252.16, 435,383.25 and 100,719.14 is: 151,080.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    290,252.16 : 435,383.25 = 100,719.14 : x
  2. Step 2: Convert to fraction form
    290,252.16/435,383.25 = 100,719.14/x
  3. Step 3: Cross multiply
    290,252.16x = 435,383.25 × 100,719.14
  4. Step 4: Simplify right side
    290,252.16x = 43,851,426,006.81
  5. Step 5: Solve for x
    x = 43,851,426,006.81/290,252.16
  6. Step 6: Final answer
    x = 151,080.45

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