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Finding the Fourth Proportional to 6,440.04, 9,652.68 and 2,970

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Solution

The fourth proportional to 6,440.04, 9,652.68 and 2,970 is: 4,451.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,440.04 : 9,652.68 = 2,970 : x
  2. Step 2: Convert to fraction form
    6,440.04/9,652.68 = 2,970/x
  3. Step 3: Cross multiply
    6,440.04x = 9,652.68 × 2,970
  4. Step 4: Simplify right side
    6,440.04x = 28,668,459.60
  5. Step 5: Solve for x
    x = 28,668,459.60/6,440.04
  6. Step 6: Final answer
    x = 4,451.60

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