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Finding the Fourth Proportional to 7,204.76, 10,807.15 and 4,750.54

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Solution

The fourth proportional to 7,204.76, 10,807.15 and 4,750.54 is: 7,125.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,204.76 : 10,807.15 = 4,750.54 : x
  2. Step 2: Convert to fraction form
    7,204.76/10,807.15 = 4,750.54/x
  3. Step 3: Cross multiply
    7,204.76x = 10,807.15 × 4,750.54
  4. Step 4: Simplify right side
    7,204.76x = 51,339,798.36
  5. Step 5: Solve for x
    x = 51,339,798.36/7,204.76
  6. Step 6: Final answer
    x = 7,125.82

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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.