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Finding the Fourth Proportional to 590,583.40, 885,875.10 and 403,959.40

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Solution

The fourth proportional to 590,583.40, 885,875.10 and 403,959.40 is: 605,939.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,583.40 : 885,875.10 = 403,959.40 : x
  2. Step 2: Convert to fraction form
    590,583.40/885,875.10 = 403,959.40/x
  3. Step 3: Cross multiply
    590,583.40x = 885,875.10 × 403,959.40
  4. Step 4: Simplify right side
    590,583.40x = 357,857,573,870.94
  5. Step 5: Solve for x
    x = 357,857,573,870.94/590,583.40
  6. Step 6: Final answer
    x = 605,939.10

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