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Finding the Fourth Proportional to 6,693.70, 9,233.06 and 5,275.84

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Solution

The fourth proportional to 6,693.70, 9,233.06 and 5,275.84 is: 7,277.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,693.70 : 9,233.06 = 5,275.84 : x
  2. Step 2: Convert to fraction form
    6,693.70/9,233.06 = 5,275.84/x
  3. Step 3: Cross multiply
    6,693.70x = 9,233.06 × 5,275.84
  4. Step 4: Simplify right side
    6,693.70x = 48,712,147.27
  5. Step 5: Solve for x
    x = 48,712,147.27/6,693.70
  6. Step 6: Final answer
    x = 7,277.31

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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.