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Finding the Fourth Proportional to 271,507.60, 407,261.40 and 250,512.40

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Solution

The fourth proportional to 271,507.60, 407,261.40 and 250,512.40 is: 375,768.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,507.60 : 407,261.40 = 250,512.40 : x
  2. Step 2: Convert to fraction form
    271,507.60/407,261.40 = 250,512.40/x
  3. Step 3: Cross multiply
    271,507.60x = 407,261.40 × 250,512.40
  4. Step 4: Simplify right side
    271,507.60x = 102,024,030,741.36
  5. Step 5: Solve for x
    x = 102,024,030,741.36/271,507.60
  6. Step 6: Final answer
    x = 375,768.60

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.