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Finding the Fourth Proportional to 5,306.08, 7,958.09 and 5,042.65

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Solution

The fourth proportional to 5,306.08, 7,958.09 and 5,042.65 is: 7,563.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,306.08 : 7,958.09 = 5,042.65 : x
  2. Step 2: Convert to fraction form
    5,306.08/7,958.09 = 5,042.65/x
  3. Step 3: Cross multiply
    5,306.08x = 7,958.09 × 5,042.65
  4. Step 4: Simplify right side
    5,306.08x = 40,129,862.54
  5. Step 5: Solve for x
    x = 40,129,862.54/5,306.08
  6. Step 6: Final answer
    x = 7,563.00

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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.