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Finding the Fourth Proportional to 6,609.36, 9,867.03 and 5,625.48

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Solution

The fourth proportional to 6,609.36, 9,867.03 and 5,625.48 is: 8,398.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,609.36 : 9,867.03 = 5,625.48 : x
  2. Step 2: Convert to fraction form
    6,609.36/9,867.03 = 5,625.48/x
  3. Step 3: Cross multiply
    6,609.36x = 9,867.03 × 5,625.48
  4. Step 4: Simplify right side
    6,609.36x = 55,506,779.92
  5. Step 5: Solve for x
    x = 55,506,779.92/6,609.36
  6. Step 6: Final answer
    x = 8,398.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.