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Finding the Fourth Proportional to 1,714.70, 2,367.96 and 1,184.94

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Solution

The fourth proportional to 1,714.70, 2,367.96 and 1,184.94 is: 1,636.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,714.70 : 2,367.96 = 1,184.94 : x
  2. Step 2: Convert to fraction form
    1,714.70/2,367.96 = 1,184.94/x
  3. Step 3: Cross multiply
    1,714.70x = 2,367.96 × 1,184.94
  4. Step 4: Simplify right side
    1,714.70x = 2,805,890.52
  5. Step 5: Solve for x
    x = 2,805,890.52/1,714.70
  6. Step 6: Final answer
    x = 1,636.37

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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.