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Finding the Fourth Proportional to 3,010, 4,154.16 and 1,768

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Solution

The fourth proportional to 3,010, 4,154.16 and 1,768 is: 2,440.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,010 : 4,154.16 = 1,768 : x
  2. Step 2: Convert to fraction form
    3,010/4,154.16 = 1,768/x
  3. Step 3: Cross multiply
    3,010x = 4,154.16 × 1,768
  4. Step 4: Simplify right side
    3,010x = 7,344,554.88
  5. Step 5: Solve for x
    x = 7,344,554.88/3,010
  6. Step 6: Final answer
    x = 2,440.05

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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.