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Finding the Fourth Proportional to 2,476.40, 3,707.40 and 2,404.40

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Solution

The fourth proportional to 2,476.40, 3,707.40 and 2,404.40 is: 3,599.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,476.40 : 3,707.40 = 2,404.40 : x
  2. Step 2: Convert to fraction form
    2,476.40/3,707.40 = 2,404.40/x
  3. Step 3: Cross multiply
    2,476.40x = 3,707.40 × 2,404.40
  4. Step 4: Simplify right side
    2,476.40x = 8,914,072.56
  5. Step 5: Solve for x
    x = 8,914,072.56/2,476.40
  6. Step 6: Final answer
    x = 3,599.61

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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.