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Finding the Fourth Proportional to 6,554.96, 9,037 and 6,351.12

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Solution

The fourth proportional to 6,554.96, 9,037 and 6,351.12 is: 8,755.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,554.96 : 9,037 = 6,351.12 : x
  2. Step 2: Convert to fraction form
    6,554.96/9,037 = 6,351.12/x
  3. Step 3: Cross multiply
    6,554.96x = 9,037 × 6,351.12
  4. Step 4: Simplify right side
    6,554.96x = 57,395,071.44
  5. Step 5: Solve for x
    x = 57,395,071.44/6,554.96
  6. Step 6: Final answer
    x = 8,755.98

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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.