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Finding the Fourth Proportional to 4,503.30, 6,754.95 and 4,445.70

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Solution

The fourth proportional to 4,503.30, 6,754.95 and 4,445.70 is: 6,668.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,503.30 : 6,754.95 = 4,445.70 : x
  2. Step 2: Convert to fraction form
    4,503.30/6,754.95 = 4,445.70/x
  3. Step 3: Cross multiply
    4,503.30x = 6,754.95 × 4,445.70
  4. Step 4: Simplify right side
    4,503.30x = 30,030,481.22
  5. Step 5: Solve for x
    x = 30,030,481.22/4,503.30
  6. Step 6: Final answer
    x = 6,668.55

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Similar ratio
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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.