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Finding the Fourth Proportional to 568,895.85, 853,462.58 and 189,801.45

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Solution

The fourth proportional to 568,895.85, 853,462.58 and 189,801.45 is: 284,741.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,895.85 : 853,462.58 = 189,801.45 : x
  2. Step 2: Convert to fraction form
    568,895.85/853,462.58 = 189,801.45/x
  3. Step 3: Cross multiply
    568,895.85x = 853,462.58 × 189,801.45
  4. Step 4: Simplify right side
    568,895.85x = 161,988,434,255.73
  5. Step 5: Solve for x
    x = 161,988,434,255.73/568,895.85
  6. Step 6: Final answer
    x = 284,741.81

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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.