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Finding the Fourth Proportional to 341,192.01, 512,231.49 and 262,361.58

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Solution

The fourth proportional to 341,192.01, 512,231.49 and 262,361.58 is: 393,883.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,192.01 : 512,231.49 = 262,361.58 : x
  2. Step 2: Convert to fraction form
    341,192.01/512,231.49 = 262,361.58/x
  3. Step 3: Cross multiply
    341,192.01x = 512,231.49 × 262,361.58
  4. Step 4: Simplify right side
    341,192.01x = 134,389,863,042.15
  5. Step 5: Solve for x
    x = 134,389,863,042.15/341,192.01
  6. Step 6: Final answer
    x = 393,883.38

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1.5x scale

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.