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Finding the Fourth Proportional to 7,235.58, 9,983.34 and 4,251.54

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Solution

The fourth proportional to 7,235.58, 9,983.34 and 4,251.54 is: 5,866.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,235.58 : 9,983.34 = 4,251.54 : x
  2. Step 2: Convert to fraction form
    7,235.58/9,983.34 = 4,251.54/x
  3. Step 3: Cross multiply
    7,235.58x = 9,983.34 × 4,251.54
  4. Step 4: Simplify right side
    7,235.58x = 42,444,569.34
  5. Step 5: Solve for x
    x = 42,444,569.34/7,235.58
  6. Step 6: Final answer
    x = 5,866.09

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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.