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Finding the Fourth Proportional to 9,475.73, 13,072.47 and 6,953.46

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Solution

The fourth proportional to 9,475.73, 13,072.47 and 6,953.46 is: 9,592.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,475.73 : 13,072.47 = 6,953.46 : x
  2. Step 2: Convert to fraction form
    9,475.73/13,072.47 = 6,953.46/x
  3. Step 3: Cross multiply
    9,475.73x = 13,072.47 × 6,953.46
  4. Step 4: Simplify right side
    9,475.73x = 90,898,822.15
  5. Step 5: Solve for x
    x = 90,898,822.15/9,475.73
  6. Step 6: Final answer
    x = 9,592.81

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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.