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Finding the Fourth Proportional to 294,130.44, 405,900.01 and 166,806.03

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Solution

The fourth proportional to 294,130.44, 405,900.01 and 166,806.03 is: 230,192.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,130.44 : 405,900.01 = 166,806.03 : x
  2. Step 2: Convert to fraction form
    294,130.44/405,900.01 = 166,806.03/x
  3. Step 3: Cross multiply
    294,130.44x = 405,900.01 × 166,806.03
  4. Step 4: Simplify right side
    294,130.44x = 67,706,569,245.06
  5. Step 5: Solve for x
    x = 67,706,569,245.06/294,130.44
  6. Step 6: Final answer
    x = 230,192.32

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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.