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Finding the Fourth Proportional to 4,588.62, 6,893.94 and 2,948.40

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Solution

The fourth proportional to 4,588.62, 6,893.94 and 2,948.40 is: 4,429.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,588.62 : 6,893.94 = 2,948.40 : x
  2. Step 2: Convert to fraction form
    4,588.62/6,893.94 = 2,948.40/x
  3. Step 3: Cross multiply
    4,588.62x = 6,893.94 × 2,948.40
  4. Step 4: Simplify right side
    4,588.62x = 20,326,092.70
  5. Step 5: Solve for x
    x = 20,326,092.70/4,588.62
  6. Step 6: Final answer
    x = 4,429.67

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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.