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Finding the Fourth Proportional to 245,953.83, 368,097.40 and 151,243.97

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Solution

The fourth proportional to 245,953.83, 368,097.40 and 151,243.97 is: 226,353.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,953.83 : 368,097.40 = 151,243.97 : x
  2. Step 2: Convert to fraction form
    245,953.83/368,097.40 = 151,243.97/x
  3. Step 3: Cross multiply
    245,953.83x = 368,097.40 × 151,243.97
  4. Step 4: Simplify right side
    245,953.83x = 55,672,509,525.97
  5. Step 5: Solve for x
    x = 55,672,509,525.97/245,953.83
  6. Step 6: Final answer
    x = 226,353.50

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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.