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Finding the Fourth Proportional to 3,307.05, 4,960.58 and 3,307.05

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Solution

The fourth proportional to 3,307.05, 4,960.58 and 3,307.05 is: 4,960.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,307.05 : 4,960.58 = 3,307.05 : x
  2. Step 2: Convert to fraction form
    3,307.05/4,960.58 = 3,307.05/x
  3. Step 3: Cross multiply
    3,307.05x = 4,960.58 × 3,307.05
  4. Step 4: Simplify right side
    3,307.05x = 16,404,869.55
  5. Step 5: Solve for x
    x = 16,404,869.55/3,307.05
  6. Step 6: Final answer
    x = 4,960.58

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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.