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Finding the Fourth Proportional to 382,334.97, 573,596.79 and 190,300.89

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Solution

The fourth proportional to 382,334.97, 573,596.79 and 190,300.89 is: 285,498.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,334.97 : 573,596.79 = 190,300.89 : x
  2. Step 2: Convert to fraction form
    382,334.97/573,596.79 = 190,300.89/x
  3. Step 3: Cross multiply
    382,334.97x = 573,596.79 × 190,300.89
  4. Step 4: Simplify right side
    382,334.97x = 109,155,979,638.14
  5. Step 5: Solve for x
    x = 109,155,979,638.14/382,334.97
  6. Step 6: Final answer
    x = 285,498.29

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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.