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Finding the Fourth Proportional to 1,174,455, 1,620,749.52 and 637,911

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Solution

The fourth proportional to 1,174,455, 1,620,749.52 and 637,911 is: 880,318.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,174,455 : 1,620,749.52 = 637,911 : x
  2. Step 2: Convert to fraction form
    1,174,455/1,620,749.52 = 637,911/x
  3. Step 3: Cross multiply
    1,174,455x = 1,620,749.52 × 637,911
  4. Step 4: Simplify right side
    1,174,455x = 1,033,893,947,052.72
  5. Step 5: Solve for x
    x = 1,033,893,947,052.72/1,174,455
  6. Step 6: Final answer
    x = 880,318.06

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