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Finding the Fourth Proportional to 301,170.64, 451,487.94 and 114,313.36

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Solution

The fourth proportional to 301,170.64, 451,487.94 and 114,313.36 is: 171,368.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,170.64 : 451,487.94 = 114,313.36 : x
  2. Step 2: Convert to fraction form
    301,170.64/451,487.94 = 114,313.36/x
  3. Step 3: Cross multiply
    301,170.64x = 451,487.94 × 114,313.36
  4. Step 4: Simplify right side
    301,170.64x = 51,611,103,420.88
  5. Step 5: Solve for x
    x = 51,611,103,420.88/301,170.64
  6. Step 6: Final answer
    x = 171,368.31

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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.