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Finding the Fourth Proportional to 409,336.20, 614,004.30 and 369,970.20

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Solution

The fourth proportional to 409,336.20, 614,004.30 and 369,970.20 is: 554,955.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,336.20 : 614,004.30 = 369,970.20 : x
  2. Step 2: Convert to fraction form
    409,336.20/614,004.30 = 369,970.20/x
  3. Step 3: Cross multiply
    409,336.20x = 614,004.30 × 369,970.20
  4. Step 4: Simplify right side
    409,336.20x = 227,163,293,671.86
  5. Step 5: Solve for x
    x = 227,163,293,671.86/409,336.20
  6. Step 6: Final answer
    x = 554,955.30

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