Home / 296,193.33-408,321.63-211,162.77

Finding the Fourth Proportional to 296,193.33, 408,321.63 and 211,162.77

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Solution

The fourth proportional to 296,193.33, 408,321.63 and 211,162.77 is: 291,101.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,193.33 : 408,321.63 = 211,162.77 : x
  2. Step 2: Convert to fraction form
    296,193.33/408,321.63 = 211,162.77/x
  3. Step 3: Cross multiply
    296,193.33x = 408,321.63 × 211,162.77
  4. Step 4: Simplify right side
    296,193.33x = 86,222,326,441.72
  5. Step 5: Solve for x
    x = 86,222,326,441.72/296,193.33
  6. Step 6: Final answer
    x = 291,101.51

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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.