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Finding the Fourth Proportional to 415,236.58, 622,854.92 and 237,618.01

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Solution

The fourth proportional to 415,236.58, 622,854.92 and 237,618.01 is: 356,427.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,236.58 : 622,854.92 = 237,618.01 : x
  2. Step 2: Convert to fraction form
    415,236.58/622,854.92 = 237,618.01/x
  3. Step 3: Cross multiply
    415,236.58x = 622,854.92 × 237,618.01
  4. Step 4: Simplify right side
    415,236.58x = 148,001,543,141.56
  5. Step 5: Solve for x
    x = 148,001,543,141.56/415,236.58
  6. Step 6: Final answer
    x = 356,427.04

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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.