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Finding the Fourth Proportional to 6,294.64, 9,440.68 and 5,982.40

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Solution

The fourth proportional to 6,294.64, 9,440.68 and 5,982.40 is: 8,972.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,294.64 : 9,440.68 = 5,982.40 : x
  2. Step 2: Convert to fraction form
    6,294.64/9,440.68 = 5,982.40/x
  3. Step 3: Cross multiply
    6,294.64x = 9,440.68 × 5,982.40
  4. Step 4: Simplify right side
    6,294.64x = 56,477,924.03
  5. Step 5: Solve for x
    x = 56,477,924.03/6,294.64
  6. Step 6: Final answer
    x = 8,972.38

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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.