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Finding the Fourth Proportional to 7,068.33, 10,605.06 and 2,907.23

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Solution

The fourth proportional to 7,068.33, 10,605.06 and 2,907.23 is: 4,361.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,068.33 : 10,605.06 = 2,907.23 : x
  2. Step 2: Convert to fraction form
    7,068.33/10,605.06 = 2,907.23/x
  3. Step 3: Cross multiply
    7,068.33x = 10,605.06 × 2,907.23
  4. Step 4: Simplify right side
    7,068.33x = 30,831,295.56
  5. Step 5: Solve for x
    x = 30,831,295.56/7,068.33
  6. Step 6: Final answer
    x = 4,361.89

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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.