Home / 358,317.82-494,477.60-197,183.30

Finding the Fourth Proportional to 358,317.82, 494,477.60 and 197,183.30

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Solution

The fourth proportional to 358,317.82, 494,477.60 and 197,183.30 is: 272,112.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,317.82 : 494,477.60 = 197,183.30 : x
  2. Step 2: Convert to fraction form
    358,317.82/494,477.60 = 197,183.30/x
  3. Step 3: Cross multiply
    358,317.82x = 494,477.60 × 197,183.30
  4. Step 4: Simplify right side
    358,317.82x = 97,502,724,944.08
  5. Step 5: Solve for x
    x = 97,502,724,944.08/358,317.82
  6. Step 6: Final answer
    x = 272,112.41

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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.