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Finding the Fourth Proportional to 247,215.84, 370,218.95 and 223,254.25

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Solution

The fourth proportional to 247,215.84, 370,218.95 and 223,254.25 is: 334,335.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,215.84 : 370,218.95 = 223,254.25 : x
  2. Step 2: Convert to fraction form
    247,215.84/370,218.95 = 223,254.25/x
  3. Step 3: Cross multiply
    247,215.84x = 370,218.95 × 223,254.25
  4. Step 4: Simplify right side
    247,215.84x = 82,652,954,018.04
  5. Step 5: Solve for x
    x = 82,652,954,018.04/247,215.84
  6. Step 6: Final answer
    x = 334,335.19

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