Home / 351,086.26-484,497.78-189,941.35

Finding the Fourth Proportional to 351,086.26, 484,497.78 and 189,941.35

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Solution

The fourth proportional to 351,086.26, 484,497.78 and 189,941.35 is: 262,118.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,086.26 : 484,497.78 = 189,941.35 : x
  2. Step 2: Convert to fraction form
    351,086.26/484,497.78 = 189,941.35/x
  3. Step 3: Cross multiply
    351,086.26x = 484,497.78 × 189,941.35
  4. Step 4: Simplify right side
    351,086.26x = 92,026,162,405.20
  5. Step 5: Solve for x
    x = 92,026,162,405.20/351,086.26
  6. Step 6: Final answer
    x = 262,118.38

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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.