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Finding the Fourth Proportional to 1,701.82, 2,348.51 and 955.81

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Solution

The fourth proportional to 1,701.82, 2,348.51 and 955.81 is: 1,319.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,701.82 : 2,348.51 = 955.81 : x
  2. Step 2: Convert to fraction form
    1,701.82/2,348.51 = 955.81/x
  3. Step 3: Cross multiply
    1,701.82x = 2,348.51 × 955.81
  4. Step 4: Simplify right side
    1,701.82x = 2,244,729.34
  5. Step 5: Solve for x
    x = 2,244,729.34/1,701.82
  6. Step 6: Final answer
    x = 1,319.02

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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.