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Finding the Fourth Proportional to 631,196.13, 946,813.64 and 276,027.33

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Solution

The fourth proportional to 631,196.13, 946,813.64 and 276,027.33 is: 414,049.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,196.13 : 946,813.64 = 276,027.33 : x
  2. Step 2: Convert to fraction form
    631,196.13/946,813.64 = 276,027.33/x
  3. Step 3: Cross multiply
    631,196.13x = 946,813.64 × 276,027.33
  4. Step 4: Simplify right side
    631,196.13x = 261,346,439,676.65
  5. Step 5: Solve for x
    x = 261,346,439,676.65/631,196.13
  6. Step 6: Final answer
    x = 414,049.50

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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.