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Finding the Fourth Proportional to 7,944.03, 11,897.25 and 6,898.35

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Solution

The fourth proportional to 7,944.03, 11,897.25 and 6,898.35 is: 10,331.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,944.03 : 11,897.25 = 6,898.35 : x
  2. Step 2: Convert to fraction form
    7,944.03/11,897.25 = 6,898.35/x
  3. Step 3: Cross multiply
    7,944.03x = 11,897.25 × 6,898.35
  4. Step 4: Simplify right side
    7,944.03x = 82,071,394.54
  5. Step 5: Solve for x
    x = 82,071,394.54/7,944.03
  6. Step 6: Final answer
    x = 10,331.20

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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.