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Finding the Fourth Proportional to 1,701.24, 2,347.86 and 955.26

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Solution

The fourth proportional to 1,701.24, 2,347.86 and 955.26 is: 1,318.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,701.24 : 2,347.86 = 955.26 : x
  2. Step 2: Convert to fraction form
    1,701.24/2,347.86 = 955.26/x
  3. Step 3: Cross multiply
    1,701.24x = 2,347.86 × 955.26
  4. Step 4: Simplify right side
    1,701.24x = 2,242,816.74
  5. Step 5: Solve for x
    x = 2,242,816.74/1,701.24
  6. Step 6: Final answer
    x = 1,318.34

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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.