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Finding the Fourth Proportional to 1,741.69, 2,403.64 and 995.73

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Solution

The fourth proportional to 1,741.69, 2,403.64 and 995.73 is: 1,374.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,741.69 : 2,403.64 = 995.73 : x
  2. Step 2: Convert to fraction form
    1,741.69/2,403.64 = 995.73/x
  3. Step 3: Cross multiply
    1,741.69x = 2,403.64 × 995.73
  4. Step 4: Simplify right side
    1,741.69x = 2,393,376.46
  5. Step 5: Solve for x
    x = 2,393,376.46/1,741.69
  6. Step 6: Final answer
    x = 1,374.17

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1.5x scale

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.