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Finding the Fourth Proportional to 2,035.83, 3,051.65 and 802.74

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Solution

The fourth proportional to 2,035.83, 3,051.65 and 802.74 is: 1,203.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,035.83 : 3,051.65 = 802.74 : x
  2. Step 2: Convert to fraction form
    2,035.83/3,051.65 = 802.74/x
  3. Step 3: Cross multiply
    2,035.83x = 3,051.65 × 802.74
  4. Step 4: Simplify right side
    2,035.83x = 2,449,668.27
  5. Step 5: Solve for x
    x = 2,449,668.27/2,035.83
  6. Step 6: Final answer
    x = 1,203.28

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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.