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Finding the Fourth Proportional to 7,497.55, 11,253.90 and 4,383.50

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Solution

The fourth proportional to 7,497.55, 11,253.90 and 4,383.50 is: 6,579.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,497.55 : 11,253.90 = 4,383.50 : x
  2. Step 2: Convert to fraction form
    7,497.55/11,253.90 = 4,383.50/x
  3. Step 3: Cross multiply
    7,497.55x = 11,253.90 × 4,383.50
  4. Step 4: Simplify right side
    7,497.55x = 49,331,470.65
  5. Step 5: Solve for x
    x = 49,331,470.65/7,497.55
  6. Step 6: Final answer
    x = 6,579.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.