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Finding the Fourth Proportional to 618,938.40, 928,307.94 and 169,554.18

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Solution

The fourth proportional to 618,938.40, 928,307.94 and 169,554.18 is: 254,303.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    618,938.40 : 928,307.94 = 169,554.18 : x
  2. Step 2: Convert to fraction form
    618,938.40/928,307.94 = 169,554.18/x
  3. Step 3: Cross multiply
    618,938.40x = 928,307.94 × 169,554.18
  4. Step 4: Simplify right side
    618,938.40x = 157,398,491,554.19
  5. Step 5: Solve for x
    x = 157,398,491,554.19/618,938.40
  6. Step 6: Final answer
    x = 254,303.97

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