Home / 343,786.92-474,424.23-190,826.94

Finding the Fourth Proportional to 343,786.92, 474,424.23 and 190,826.94

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Solution

The fourth proportional to 343,786.92, 474,424.23 and 190,826.94 is: 263,340.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,786.92 : 474,424.23 = 190,826.94 : x
  2. Step 2: Convert to fraction form
    343,786.92/474,424.23 = 190,826.94/x
  3. Step 3: Cross multiply
    343,786.92x = 474,424.23 × 190,826.94
  4. Step 4: Simplify right side
    343,786.92x = 90,532,924,072.76
  5. Step 5: Solve for x
    x = 90,532,924,072.76/343,786.92
  6. Step 6: Final answer
    x = 263,340.22

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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.