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Finding the Fourth Proportional to 8,253.92, 11,390.37 and 4,527.92

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Solution

The fourth proportional to 8,253.92, 11,390.37 and 4,527.92 is: 6,248.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,253.92 : 11,390.37 = 4,527.92 : x
  2. Step 2: Convert to fraction form
    8,253.92/11,390.37 = 4,527.92/x
  3. Step 3: Cross multiply
    8,253.92x = 11,390.37 × 4,527.92
  4. Step 4: Simplify right side
    8,253.92x = 51,574,684.13
  5. Step 5: Solve for x
    x = 51,574,684.13/8,253.92
  6. Step 6: Final answer
    x = 6,248.51

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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.