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Finding the Fourth Proportional to 5,214.70, 7,832.94 and 4,434.58

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Solution

The fourth proportional to 5,214.70, 7,832.94 and 4,434.58 is: 6,661.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,214.70 : 7,832.94 = 4,434.58 : x
  2. Step 2: Convert to fraction form
    5,214.70/7,832.94 = 4,434.58/x
  3. Step 3: Cross multiply
    5,214.70x = 7,832.94 × 4,434.58
  4. Step 4: Simplify right side
    5,214.70x = 34,735,799.07
  5. Step 5: Solve for x
    x = 34,735,799.07/5,214.70
  6. Step 6: Final answer
    x = 6,661.13

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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.