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Finding the Fourth Proportional to 6,269.98, 8,646.87 and 4,500.94

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Solution

The fourth proportional to 6,269.98, 8,646.87 and 4,500.94 is: 6,207.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,269.98 : 8,646.87 = 4,500.94 : x
  2. Step 2: Convert to fraction form
    6,269.98/8,646.87 = 4,500.94/x
  3. Step 3: Cross multiply
    6,269.98x = 8,646.87 × 4,500.94
  4. Step 4: Simplify right side
    6,269.98x = 38,919,043.06
  5. Step 5: Solve for x
    x = 38,919,043.06/6,269.98
  6. Step 6: Final answer
    x = 6,207.20

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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.