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Finding the Fourth Proportional to 6,596.51, 9,103.28 and 4,078.08

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Solution

The fourth proportional to 6,596.51, 9,103.28 and 4,078.08 is: 5,627.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,596.51 : 9,103.28 = 4,078.08 : x
  2. Step 2: Convert to fraction form
    6,596.51/9,103.28 = 4,078.08/x
  3. Step 3: Cross multiply
    6,596.51x = 9,103.28 × 4,078.08
  4. Step 4: Simplify right side
    6,596.51x = 37,123,883.71
  5. Step 5: Solve for x
    x = 37,123,883.71/6,596.51
  6. Step 6: Final answer
    x = 5,627.81

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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.