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Finding the Fourth Proportional to 233,028.15, 348,739.07 and 143,011.11

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Solution

The fourth proportional to 233,028.15, 348,739.07 and 143,011.11 is: 214,023.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,028.15 : 348,739.07 = 143,011.11 : x
  2. Step 2: Convert to fraction form
    233,028.15/348,739.07 = 143,011.11/x
  3. Step 3: Cross multiply
    233,028.15x = 348,739.07 × 143,011.11
  4. Step 4: Simplify right side
    233,028.15x = 49,873,560,786.01
  5. Step 5: Solve for x
    x = 49,873,560,786.01/233,028.15
  6. Step 6: Final answer
    x = 214,023.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.