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Finding the Fourth Proportional to 5,341.67, 7,370.84 and 2,984.25

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Solution

The fourth proportional to 5,341.67, 7,370.84 and 2,984.25 is: 4,117.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,341.67 : 7,370.84 = 2,984.25 : x
  2. Step 2: Convert to fraction form
    5,341.67/7,370.84 = 2,984.25/x
  3. Step 3: Cross multiply
    5,341.67x = 7,370.84 × 2,984.25
  4. Step 4: Simplify right side
    5,341.67x = 21,996,414.35
  5. Step 5: Solve for x
    x = 21,996,414.35/5,341.67
  6. Step 6: Final answer
    x = 4,117.89

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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.