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Finding the Fourth Proportional to 6,051.78, 9,074.70 and 2,762.78

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Solution

The fourth proportional to 6,051.78, 9,074.70 and 2,762.78 is: 4,142.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,051.78 : 9,074.70 = 2,762.78 : x
  2. Step 2: Convert to fraction form
    6,051.78/9,074.70 = 2,762.78/x
  3. Step 3: Cross multiply
    6,051.78x = 9,074.70 × 2,762.78
  4. Step 4: Simplify right side
    6,051.78x = 25,071,354.29
  5. Step 5: Solve for x
    x = 25,071,354.29/6,051.78
  6. Step 6: Final answer
    x = 4,142.81

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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.