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Finding the Fourth Proportional to 8,493.93, 11,724.93 and 5,349.51

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Solution

The fourth proportional to 8,493.93, 11,724.93 and 5,349.51 is: 7,384.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,493.93 : 11,724.93 = 5,349.51 : x
  2. Step 2: Convert to fraction form
    8,493.93/11,724.93 = 5,349.51/x
  3. Step 3: Cross multiply
    8,493.93x = 11,724.93 × 5,349.51
  4. Step 4: Simplify right side
    8,493.93x = 62,722,630.28
  5. Step 5: Solve for x
    x = 62,722,630.28/8,493.93
  6. Step 6: Final answer
    x = 7,384.41

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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.