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Finding the Fourth Proportional to 283,610.70, 396,530.10 and 283,610.70

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Solution

The fourth proportional to 283,610.70, 396,530.10 and 283,610.70 is: 396,530.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,610.70 : 396,530.10 = 283,610.70 : x
  2. Step 2: Convert to fraction form
    283,610.70/396,530.10 = 283,610.70/x
  3. Step 3: Cross multiply
    283,610.70x = 396,530.10 × 283,610.70
  4. Step 4: Simplify right side
    283,610.70x = 112,460,179,232.07
  5. Step 5: Solve for x
    x = 112,460,179,232.07/283,610.70
  6. Step 6: Final answer
    x = 396,530.10

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.