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Finding the Fourth Proportional to 1,881.53, 2,596.64 and 1,095.69

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Solution

The fourth proportional to 1,881.53, 2,596.64 and 1,095.69 is: 1,512.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,881.53 : 2,596.64 = 1,095.69 : x
  2. Step 2: Convert to fraction form
    1,881.53/2,596.64 = 1,095.69/x
  3. Step 3: Cross multiply
    1,881.53x = 2,596.64 × 1,095.69
  4. Step 4: Simplify right side
    1,881.53x = 2,845,107.00
  5. Step 5: Solve for x
    x = 2,845,107.00/1,881.53
  6. Step 6: Final answer
    x = 1,512.13

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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.