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Finding the Fourth Proportional to 1,714.24, 2,570.84 and 892.07

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Solution

The fourth proportional to 1,714.24, 2,570.84 and 892.07 is: 1,337.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,714.24 : 2,570.84 = 892.07 : x
  2. Step 2: Convert to fraction form
    1,714.24/2,570.84 = 892.07/x
  3. Step 3: Cross multiply
    1,714.24x = 2,570.84 × 892.07
  4. Step 4: Simplify right side
    1,714.24x = 2,293,364.91
  5. Step 5: Solve for x
    x = 2,293,364.91/1,714.24
  6. Step 6: Final answer
    x = 1,337.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.