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Finding the Fourth Proportional to 333,105.26, 459,673.80 and 189,911.42

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Solution

The fourth proportional to 333,105.26, 459,673.80 and 189,911.42 is: 262,071.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,105.26 : 459,673.80 = 189,911.42 : x
  2. Step 2: Convert to fraction form
    333,105.26/459,673.80 = 189,911.42/x
  3. Step 3: Cross multiply
    333,105.26x = 459,673.80 × 189,911.42
  4. Step 4: Simplify right side
    333,105.26x = 87,297,304,094.80
  5. Step 5: Solve for x
    x = 87,297,304,094.80/333,105.26
  6. Step 6: Final answer
    x = 262,071.23

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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.