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Finding the Fourth Proportional to 6,294.98, 8,665.98 and 4,720.34

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Solution

The fourth proportional to 6,294.98, 8,665.98 and 4,720.34 is: 6,498.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,294.98 : 8,665.98 = 4,720.34 : x
  2. Step 2: Convert to fraction form
    6,294.98/8,665.98 = 4,720.34/x
  3. Step 3: Cross multiply
    6,294.98x = 8,665.98 × 4,720.34
  4. Step 4: Simplify right side
    6,294.98x = 40,906,372.03
  5. Step 5: Solve for x
    x = 40,906,372.03/6,294.98
  6. Step 6: Final answer
    x = 6,498.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.