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Finding the Fourth Proportional to 7,591.70, 10,476.81 and 4,404.76

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Solution

The fourth proportional to 7,591.70, 10,476.81 and 4,404.76 is: 6,078.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,591.70 : 10,476.81 = 4,404.76 : x
  2. Step 2: Convert to fraction form
    7,591.70/10,476.81 = 4,404.76/x
  3. Step 3: Cross multiply
    7,591.70x = 10,476.81 × 4,404.76
  4. Step 4: Simplify right side
    7,591.70x = 46,147,807.42
  5. Step 5: Solve for x
    x = 46,147,807.42/7,591.70
  6. Step 6: Final answer
    x = 6,078.72

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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.