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Finding the Fourth Proportional to 493,481.36, 740,226.36 and 119,504.72

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Solution

The fourth proportional to 493,481.36, 740,226.36 and 119,504.72 is: 179,258.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,481.36 : 740,226.36 = 119,504.72 : x
  2. Step 2: Convert to fraction form
    493,481.36/740,226.36 = 119,504.72/x
  3. Step 3: Cross multiply
    493,481.36x = 740,226.36 × 119,504.72
  4. Step 4: Simplify right side
    493,481.36x = 88,460,543,888.42
  5. Step 5: Solve for x
    x = 88,460,543,888.42/493,481.36
  6. Step 6: Final answer
    x = 179,258.13

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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.