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Finding the Fourth Proportional to 415,050.40, 622,575.60 and 362,562.40

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Solution

The fourth proportional to 415,050.40, 622,575.60 and 362,562.40 is: 543,843.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,050.40 : 622,575.60 = 362,562.40 : x
  2. Step 2: Convert to fraction form
    415,050.40/622,575.60 = 362,562.40/x
  3. Step 3: Cross multiply
    415,050.40x = 622,575.60 × 362,562.40
  4. Step 4: Simplify right side
    415,050.40x = 225,722,503,717.44
  5. Step 5: Solve for x
    x = 225,722,503,717.44/415,050.40
  6. Step 6: Final answer
    x = 543,843.60

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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.