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Finding the Fourth Proportional to 5,400.42, 8,101.71 and 1,703.00

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Solution

The fourth proportional to 5,400.42, 8,101.71 and 1,703.00 is: 2,554.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,400.42 : 8,101.71 = 1,703.00 : x
  2. Step 2: Convert to fraction form
    5,400.42/8,101.71 = 1,703.00/x
  3. Step 3: Cross multiply
    5,400.42x = 8,101.71 × 1,703.00
  4. Step 4: Simplify right side
    5,400.42x = 13,797,171.62
  5. Step 5: Solve for x
    x = 13,797,171.62/5,400.42
  6. Step 6: Final answer
    x = 2,554.83

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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.