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Finding the Fourth Proportional to 427,954.77, 590,570.37 and 236,964.06

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Solution

The fourth proportional to 427,954.77, 590,570.37 and 236,964.06 is: 327,006.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,954.77 : 590,570.37 = 236,964.06 : x
  2. Step 2: Convert to fraction form
    427,954.77/590,570.37 = 236,964.06/x
  3. Step 3: Cross multiply
    427,954.77x = 590,570.37 × 236,964.06
  4. Step 4: Simplify right side
    427,954.77x = 139,943,955,694.16
  5. Step 5: Solve for x
    x = 139,943,955,694.16/427,954.77
  6. Step 6: Final answer
    x = 327,006.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.