Home / 343,441.92-473,942.78-190,455.44

Finding the Fourth Proportional to 343,441.92, 473,942.78 and 190,455.44

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Solution

The fourth proportional to 343,441.92, 473,942.78 and 190,455.44 is: 262,824.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,441.92 : 473,942.78 = 190,455.44 : x
  2. Step 2: Convert to fraction form
    343,441.92/473,942.78 = 190,455.44/x
  3. Step 3: Cross multiply
    343,441.92x = 473,942.78 × 190,455.44
  4. Step 4: Simplify right side
    343,441.92x = 90,264,978,091.94
  5. Step 5: Solve for x
    x = 90,264,978,091.94/343,441.92
  6. Step 6: Final answer
    x = 262,824.58

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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.