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Finding the Fourth Proportional to 5,800.79, 8,002.89 and 4,291.95

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Solution

The fourth proportional to 5,800.79, 8,002.89 and 4,291.95 is: 5,921.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,800.79 : 8,002.89 = 4,291.95 : x
  2. Step 2: Convert to fraction form
    5,800.79/8,002.89 = 4,291.95/x
  3. Step 3: Cross multiply
    5,800.79x = 8,002.89 × 4,291.95
  4. Step 4: Simplify right side
    5,800.79x = 34,348,003.74
  5. Step 5: Solve for x
    x = 34,348,003.74/5,800.79
  6. Step 6: Final answer
    x = 5,921.27

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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.