Home / 912,771.46-1,369,119.12-238,837.85

Finding the Fourth Proportional to 912,771.46, 1,369,119.12 and 238,837.85

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Solution

The fourth proportional to 912,771.46, 1,369,119.12 and 238,837.85 is: 358,246.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,771.46 : 1,369,119.12 = 238,837.85 : x
  2. Step 2: Convert to fraction form
    912,771.46/1,369,119.12 = 238,837.85/x
  3. Step 3: Cross multiply
    912,771.46x = 1,369,119.12 × 238,837.85
  4. Step 4: Simplify right side
    912,771.46x = 326,997,467,014.69
  5. Step 5: Solve for x
    x = 326,997,467,014.69/912,771.46
  6. Step 6: Final answer
    x = 358,246.81

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