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Finding the Fourth Proportional to 9,602.03, 13,251.05 and 5,353.79

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Solution

The fourth proportional to 9,602.03, 13,251.05 and 5,353.79 is: 7,388.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,602.03 : 13,251.05 = 5,353.79 : x
  2. Step 2: Convert to fraction form
    9,602.03/13,251.05 = 5,353.79/x
  3. Step 3: Cross multiply
    9,602.03x = 13,251.05 × 5,353.79
  4. Step 4: Simplify right side
    9,602.03x = 70,943,245.96
  5. Step 5: Solve for x
    x = 70,943,245.96/9,602.03
  6. Step 6: Final answer
    x = 7,388.36

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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.