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Finding the Fourth Proportional to 2,051.96, 3,077.55 and 590.76

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Solution

The fourth proportional to 2,051.96, 3,077.55 and 590.76 is: 886.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,051.96 : 3,077.55 = 590.76 : x
  2. Step 2: Convert to fraction form
    2,051.96/3,077.55 = 590.76/x
  3. Step 3: Cross multiply
    2,051.96x = 3,077.55 × 590.76
  4. Step 4: Simplify right side
    2,051.96x = 1,818,093.44
  5. Step 5: Solve for x
    x = 1,818,093.44/2,051.96
  6. Step 6: Final answer
    x = 886.03

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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.