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Finding the Fourth Proportional to 5,969.85, 8,953.70 and 2,020.70

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Solution

The fourth proportional to 5,969.85, 8,953.70 and 2,020.70 is: 3,030.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,969.85 : 8,953.70 = 2,020.70 : x
  2. Step 2: Convert to fraction form
    5,969.85/8,953.70 = 2,020.70/x
  3. Step 3: Cross multiply
    5,969.85x = 8,953.70 × 2,020.70
  4. Step 4: Simplify right side
    5,969.85x = 18,092,686.72
  5. Step 5: Solve for x
    x = 18,092,686.72/5,969.85
  6. Step 6: Final answer
    x = 3,030.68

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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.