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Finding the Fourth Proportional to 618,222.33, 927,600.30 and 333,856.26

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Solution

The fourth proportional to 618,222.33, 927,600.30 and 333,856.26 is: 500,928.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    618,222.33 : 927,600.30 = 333,856.26 : x
  2. Step 2: Convert to fraction form
    618,222.33/927,600.30 = 333,856.26/x
  3. Step 3: Cross multiply
    618,222.33x = 927,600.30 × 333,856.26
  4. Step 4: Simplify right side
    618,222.33x = 309,685,166,932.88
  5. Step 5: Solve for x
    x = 309,685,166,932.88/618,222.33
  6. Step 6: Final answer
    x = 500,928.47

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Similar ratio
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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.