Home / 257,591.66-384,511.23-238,596.70

Finding the Fourth Proportional to 257,591.66, 384,511.23 and 238,596.70

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Solution

The fourth proportional to 257,591.66, 384,511.23 and 238,596.70 is: 356,157.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,591.66 : 384,511.23 = 238,596.70 : x
  2. Step 2: Convert to fraction form
    257,591.66/384,511.23 = 238,596.70/x
  3. Step 3: Cross multiply
    257,591.66x = 384,511.23 × 238,596.70
  4. Step 4: Simplify right side
    257,591.66x = 91,743,110,590.94
  5. Step 5: Solve for x
    x = 91,743,110,590.94/257,591.66
  6. Step 6: Final answer
    x = 356,157.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.