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Finding the Fourth Proportional to 5,758.80, 8,636.58 and 1,597.80

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Solution

The fourth proportional to 5,758.80, 8,636.58 and 1,597.80 is: 2,396.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,758.80 : 8,636.58 = 1,597.80 : x
  2. Step 2: Convert to fraction form
    5,758.80/8,636.58 = 1,597.80/x
  3. Step 3: Cross multiply
    5,758.80x = 8,636.58 × 1,597.80
  4. Step 4: Simplify right side
    5,758.80x = 13,799,527.52
  5. Step 5: Solve for x
    x = 13,799,527.52/5,758.80
  6. Step 6: Final answer
    x = 2,396.25

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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.