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Finding the Fourth Proportional to 6,900.35, 9,522.43 and 3,756.53

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Solution

The fourth proportional to 6,900.35, 9,522.43 and 3,756.53 is: 5,183.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,900.35 : 9,522.43 = 3,756.53 : x
  2. Step 2: Convert to fraction form
    6,900.35/9,522.43 = 3,756.53/x
  3. Step 3: Cross multiply
    6,900.35x = 9,522.43 × 3,756.53
  4. Step 4: Simplify right side
    6,900.35x = 35,771,275.19
  5. Step 5: Solve for x
    x = 35,771,275.19/6,900.35
  6. Step 6: Final answer
    x = 5,183.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.