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Finding the Fourth Proportional to 568,666.03, 853,119.33 and 213,683.12

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Solution

The fourth proportional to 568,666.03, 853,119.33 and 213,683.12 is: 320,569.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,666.03 : 853,119.33 = 213,683.12 : x
  2. Step 2: Convert to fraction form
    568,666.03/853,119.33 = 213,683.12/x
  3. Step 3: Cross multiply
    568,666.03x = 853,119.33 × 213,683.12
  4. Step 4: Simplify right side
    568,666.03x = 182,297,200,166.71
  5. Step 5: Solve for x
    x = 182,297,200,166.71/568,666.03
  6. Step 6: Final answer
    x = 320,569.88

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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.