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Finding the Fourth Proportional to 338,245.34, 466,786.11 and 193,048.21

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Solution

The fourth proportional to 338,245.34, 466,786.11 and 193,048.21 is: 266,410.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,245.34 : 466,786.11 = 193,048.21 : x
  2. Step 2: Convert to fraction form
    338,245.34/466,786.11 = 193,048.21/x
  3. Step 3: Cross multiply
    338,245.34x = 466,786.11 × 193,048.21
  4. Step 4: Simplify right side
    338,245.34x = 90,112,219,689.19
  5. Step 5: Solve for x
    x = 90,112,219,689.19/338,245.34
  6. Step 6: Final answer
    x = 266,410.83

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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.