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Finding the Fourth Proportional to 1,315,901.40, 1,974,629.70 and 960,019.80

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Solution

The fourth proportional to 1,315,901.40, 1,974,629.70 and 960,019.80 is: 1,440,597.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,315,901.40 : 1,974,629.70 = 960,019.80 : x
  2. Step 2: Convert to fraction form
    1,315,901.40/1,974,629.70 = 960,019.80/x
  3. Step 3: Cross multiply
    1,315,901.40x = 1,974,629.70 × 960,019.80
  4. Step 4: Simplify right side
    1,315,901.40x = 1,895,683,609,668.06
  5. Step 5: Solve for x
    x = 1,895,683,609,668.06/1,315,901.40
  6. Step 6: Final answer
    x = 1,440,597.00

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