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Finding the Fourth Proportional to 3,808.46, 5,714.02 and 1,588.50

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Solution

The fourth proportional to 3,808.46, 5,714.02 and 1,588.50 is: 2,383.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,808.46 : 5,714.02 = 1,588.50 : x
  2. Step 2: Convert to fraction form
    3,808.46/5,714.02 = 1,588.50/x
  3. Step 3: Cross multiply
    3,808.46x = 5,714.02 × 1,588.50
  4. Step 4: Simplify right side
    3,808.46x = 9,076,720.77
  5. Step 5: Solve for x
    x = 9,076,720.77/3,808.46
  6. Step 6: Final answer
    x = 2,383.30

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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.