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Finding the Fourth Proportional to 455,437.40, 683,156.10 and 174,961.40

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Solution

The fourth proportional to 455,437.40, 683,156.10 and 174,961.40 is: 262,442.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,437.40 : 683,156.10 = 174,961.40 : x
  2. Step 2: Convert to fraction form
    455,437.40/683,156.10 = 174,961.40/x
  3. Step 3: Cross multiply
    455,437.40x = 683,156.10 × 174,961.40
  4. Step 4: Simplify right side
    455,437.40x = 119,525,947,674.54
  5. Step 5: Solve for x
    x = 119,525,947,674.54/455,437.40
  6. Step 6: Final answer
    x = 262,442.10

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