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Finding the Fourth Proportional to 1,703.44, 2,351.24 and 995.88

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Solution

The fourth proportional to 1,703.44, 2,351.24 and 995.88 is: 1,374.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,703.44 : 2,351.24 = 995.88 : x
  2. Step 2: Convert to fraction form
    1,703.44/2,351.24 = 995.88/x
  3. Step 3: Cross multiply
    1,703.44x = 2,351.24 × 995.88
  4. Step 4: Simplify right side
    1,703.44x = 2,341,552.89
  5. Step 5: Solve for x
    x = 2,341,552.89/1,703.44
  6. Step 6: Final answer
    x = 1,374.60

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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.