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Finding the Fourth Proportional to 3,596.04, 5,394.35 and 998.98

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Solution

The fourth proportional to 3,596.04, 5,394.35 and 998.98 is: 1,498.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,596.04 : 5,394.35 = 998.98 : x
  2. Step 2: Convert to fraction form
    3,596.04/5,394.35 = 998.98/x
  3. Step 3: Cross multiply
    3,596.04x = 5,394.35 × 998.98
  4. Step 4: Simplify right side
    3,596.04x = 5,388,836.77
  5. Step 5: Solve for x
    x = 5,388,836.77/3,596.04
  6. Step 6: Final answer
    x = 1,498.55

Related Problems

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Half scale
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Double scale
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Similar ratio
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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.