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Finding the Fourth Proportional to 7,008.88, 10,484.59 and 6,393.10

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Solution

The fourth proportional to 7,008.88, 10,484.59 and 6,393.10 is: 9,563.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,008.88 : 10,484.59 = 6,393.10 : x
  2. Step 2: Convert to fraction form
    7,008.88/10,484.59 = 6,393.10/x
  3. Step 3: Cross multiply
    7,008.88x = 10,484.59 × 6,393.10
  4. Step 4: Simplify right side
    7,008.88x = 67,029,032.33
  5. Step 5: Solve for x
    x = 67,029,032.33/7,008.88
  6. Step 6: Final answer
    x = 9,563.44

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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.