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Finding the Fourth Proportional to 2,051.65, 3,077.48 and 590.92

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Solution

The fourth proportional to 2,051.65, 3,077.48 and 590.92 is: 886.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,051.65 : 3,077.48 = 590.92 : x
  2. Step 2: Convert to fraction form
    2,051.65/3,077.48 = 590.92/x
  3. Step 3: Cross multiply
    2,051.65x = 3,077.48 × 590.92
  4. Step 4: Simplify right side
    2,051.65x = 1,818,544.48
  5. Step 5: Solve for x
    x = 1,818,544.48/2,051.65
  6. Step 6: Final answer
    x = 886.38

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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.