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Finding the Fourth Proportional to 3,063.58, 4,595.30 and 755.08

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Solution

The fourth proportional to 3,063.58, 4,595.30 and 755.08 is: 1,132.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,063.58 : 4,595.30 = 755.08 : x
  2. Step 2: Convert to fraction form
    3,063.58/4,595.30 = 755.08/x
  3. Step 3: Cross multiply
    3,063.58x = 4,595.30 × 755.08
  4. Step 4: Simplify right side
    3,063.58x = 3,469,819.12
  5. Step 5: Solve for x
    x = 3,469,819.12/3,063.58
  6. Step 6: Final answer
    x = 1,132.60

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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.