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Finding the Fourth Proportional to 437,627.34, 603,694.26 and 301,427.04

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Solution

The fourth proportional to 437,627.34, 603,694.26 and 301,427.04 is: 415,809.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,627.34 : 603,694.26 = 301,427.04 : x
  2. Step 2: Convert to fraction form
    437,627.34/603,694.26 = 301,427.04/x
  3. Step 3: Cross multiply
    437,627.34x = 603,694.26 × 301,427.04
  4. Step 4: Simplify right side
    437,627.34x = 181,969,773,856.79
  5. Step 5: Solve for x
    x = 181,969,773,856.79/437,627.34
  6. Step 6: Final answer
    x = 415,809.88

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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.