Home / 236,455.20-354,683.21-189,369.77

Finding the Fourth Proportional to 236,455.20, 354,683.21 and 189,369.77

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Solution

The fourth proportional to 236,455.20, 354,683.21 and 189,369.77 is: 284,054.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,455.20 : 354,683.21 = 189,369.77 : x
  2. Step 2: Convert to fraction form
    236,455.20/354,683.21 = 189,369.77/x
  3. Step 3: Cross multiply
    236,455.20x = 354,683.21 × 189,369.77
  4. Step 4: Simplify right side
    236,455.20x = 67,166,275,180.30
  5. Step 5: Solve for x
    x = 67,166,275,180.30/236,455.20
  6. Step 6: Final answer
    x = 284,054.97

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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.