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Finding the Fourth Proportional to 397,690.61, 596,445.75 and 113,374.85

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Solution

The fourth proportional to 397,690.61, 596,445.75 and 113,374.85 is: 170,036.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,690.61 : 596,445.75 = 113,374.85 : x
  2. Step 2: Convert to fraction form
    397,690.61/596,445.75 = 113,374.85/x
  3. Step 3: Cross multiply
    397,690.61x = 596,445.75 × 113,374.85
  4. Step 4: Simplify right side
    397,690.61x = 67,621,944,457.16
  5. Step 5: Solve for x
    x = 67,621,944,457.16/397,690.61
  6. Step 6: Final answer
    x = 170,036.57

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