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Finding the Fourth Proportional to 553,133.16, 763,349.58 and 335,348.64

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Solution

The fourth proportional to 553,133.16, 763,349.58 and 335,348.64 is: 462,796.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    553,133.16 : 763,349.58 = 335,348.64 : x
  2. Step 2: Convert to fraction form
    553,133.16/763,349.58 = 335,348.64/x
  3. Step 3: Cross multiply
    553,133.16x = 763,349.58 × 335,348.64
  4. Step 4: Simplify right side
    553,133.16x = 255,988,243,497.57
  5. Step 5: Solve for x
    x = 255,988,243,497.57/553,133.16
  6. Step 6: Final answer
    x = 462,796.78

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