Home / 351,379.18-484,903.47-190,234.27

Finding the Fourth Proportional to 351,379.18, 484,903.47 and 190,234.27

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Solution

The fourth proportional to 351,379.18, 484,903.47 and 190,234.27 is: 262,523.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,379.18 : 484,903.47 = 190,234.27 : x
  2. Step 2: Convert to fraction form
    351,379.18/484,903.47 = 190,234.27/x
  3. Step 3: Cross multiply
    351,379.18x = 484,903.47 × 190,234.27
  4. Step 4: Simplify right side
    351,379.18x = 92,245,257,635.92
  5. Step 5: Solve for x
    x = 92,245,257,635.92/351,379.18
  6. Step 6: Final answer
    x = 262,523.40

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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.