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Finding the Fourth Proportional to 340,534.83, 469,896.92 and 195,333.09

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Solution

The fourth proportional to 340,534.83, 469,896.92 and 195,333.09 is: 269,536.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,534.83 : 469,896.92 = 195,333.09 : x
  2. Step 2: Convert to fraction form
    340,534.83/469,896.92 = 195,333.09/x
  3. Step 3: Cross multiply
    340,534.83x = 469,896.92 × 195,333.09
  4. Step 4: Simplify right side
    340,534.83x = 91,786,416,388.42
  5. Step 5: Solve for x
    x = 91,786,416,388.42/340,534.83
  6. Step 6: Final answer
    x = 269,536.06

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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.