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Finding the Fourth Proportional to 322,795.94, 445,444.72 and 179,555.54

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Solution

The fourth proportional to 322,795.94, 445,444.72 and 179,555.54 is: 247,779.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,795.94 : 445,444.72 = 179,555.54 : x
  2. Step 2: Convert to fraction form
    322,795.94/445,444.72 = 179,555.54/x
  3. Step 3: Cross multiply
    322,795.94x = 445,444.72 × 179,555.54
  4. Step 4: Simplify right side
    322,795.94x = 79,982,064,563.64
  5. Step 5: Solve for x
    x = 79,982,064,563.64/322,795.94
  6. Step 6: Final answer
    x = 247,779.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.