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Finding the Fourth Proportional to 346,823.80, 519,846.90 and 197,135.80

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Solution

The fourth proportional to 346,823.80, 519,846.90 and 197,135.80 is: 295,482.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,823.80 : 519,846.90 = 197,135.80 : x
  2. Step 2: Convert to fraction form
    346,823.80/519,846.90 = 197,135.80/x
  3. Step 3: Cross multiply
    346,823.80x = 519,846.90 × 197,135.80
  4. Step 4: Simplify right side
    346,823.80x = 102,480,434,509.02
  5. Step 5: Solve for x
    x = 102,480,434,509.02/346,823.80
  6. Step 6: Final answer
    x = 295,482.70

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