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Finding the Fourth Proportional to 358,822.00, 538,233.75 and 336,900.06

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Solution

The fourth proportional to 358,822.00, 538,233.75 and 336,900.06 is: 505,350.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,822.00 : 538,233.75 = 336,900.06 : x
  2. Step 2: Convert to fraction form
    358,822.00/538,233.75 = 336,900.06/x
  3. Step 3: Cross multiply
    358,822.00x = 538,233.75 × 336,900.06
  4. Step 4: Simplify right side
    358,822.00x = 181,330,978,293.36
  5. Step 5: Solve for x
    x = 181,330,978,293.36/358,822.00
  6. Step 6: Final answer
    x = 505,350.79

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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.