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Finding the Fourth Proportional to 357,260.49, 492,918.48 and 230,009.76

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Solution

The fourth proportional to 357,260.49, 492,918.48 and 230,009.76 is: 317,348.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,260.49 : 492,918.48 = 230,009.76 : x
  2. Step 2: Convert to fraction form
    357,260.49/492,918.48 = 230,009.76/x
  3. Step 3: Cross multiply
    357,260.49x = 492,918.48 × 230,009.76
  4. Step 4: Simplify right side
    357,260.49x = 113,376,061,284.37
  5. Step 5: Solve for x
    x = 113,376,061,284.37/357,260.49
  6. Step 6: Final answer
    x = 317,348.45

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