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Finding the Fourth Proportional to 237,804.65, 328,170.31 and 130,372.37

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Solution

The fourth proportional to 237,804.65, 328,170.31 and 130,372.37 is: 179,913.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,804.65 : 328,170.31 = 130,372.37 : x
  2. Step 2: Convert to fraction form
    237,804.65/328,170.31 = 130,372.37/x
  3. Step 3: Cross multiply
    237,804.65x = 328,170.31 × 130,372.37
  4. Step 4: Simplify right side
    237,804.65x = 42,784,341,078.33
  5. Step 5: Solve for x
    x = 42,784,341,078.33/237,804.65
  6. Step 6: Final answer
    x = 179,913.81

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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.