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Finding the Fourth Proportional to 5,480.39, 7,562.97 and 2,962.49

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Solution

The fourth proportional to 5,480.39, 7,562.97 and 2,962.49 is: 4,088.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,480.39 : 7,562.97 = 2,962.49 : x
  2. Step 2: Convert to fraction form
    5,480.39/7,562.97 = 2,962.49/x
  3. Step 3: Cross multiply
    5,480.39x = 7,562.97 × 2,962.49
  4. Step 4: Simplify right side
    5,480.39x = 22,405,223.00
  5. Step 5: Solve for x
    x = 22,405,223.00/5,480.39
  6. Step 6: Final answer
    x = 4,088.25

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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.