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Finding the Fourth Proportional to 9,326.99, 13,970.96 and 5,627.26

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Solution

The fourth proportional to 9,326.99, 13,970.96 and 5,627.26 is: 8,429.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,326.99 : 13,970.96 = 5,627.26 : x
  2. Step 2: Convert to fraction form
    9,326.99/13,970.96 = 5,627.26/x
  3. Step 3: Cross multiply
    9,326.99x = 13,970.96 × 5,627.26
  4. Step 4: Simplify right side
    9,326.99x = 78,618,224.37
  5. Step 5: Solve for x
    x = 78,618,224.37/9,326.99
  6. Step 6: Final answer
    x = 8,429.11

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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.