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Finding the Fourth Proportional to 568,970.20, 853,875.24 and 269,450.20

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Solution

The fourth proportional to 568,970.20, 853,875.24 and 269,450.20 is: 404,374.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,970.20 : 853,875.24 = 269,450.20 : x
  2. Step 2: Convert to fraction form
    568,970.20/853,875.24 = 269,450.20/x
  3. Step 3: Cross multiply
    568,970.20x = 853,875.24 × 269,450.20
  4. Step 4: Simplify right side
    568,970.20x = 230,076,854,193.05
  5. Step 5: Solve for x
    x = 230,076,854,193.05/568,970.20
  6. Step 6: Final answer
    x = 404,374.17

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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.