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Finding the Fourth Proportional to 382,008.80, 573,013.20 and 222,357.80

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Solution

The fourth proportional to 382,008.80, 573,013.20 and 222,357.80 is: 333,536.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,008.80 : 573,013.20 = 222,357.80 : x
  2. Step 2: Convert to fraction form
    382,008.80/573,013.20 = 222,357.80/x
  3. Step 3: Cross multiply
    382,008.80x = 573,013.20 × 222,357.80
  4. Step 4: Simplify right side
    382,008.80x = 127,413,954,522.96
  5. Step 5: Solve for x
    x = 127,413,954,522.96/382,008.80
  6. Step 6: Final answer
    x = 333,536.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.