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Finding the Fourth Proportional to 5,000.77, 7,498.50 and 2,228.29

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Solution

The fourth proportional to 5,000.77, 7,498.50 and 2,228.29 is: 3,341.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,000.77 : 7,498.50 = 2,228.29 : x
  2. Step 2: Convert to fraction form
    5,000.77/7,498.50 = 2,228.29/x
  3. Step 3: Cross multiply
    5,000.77x = 7,498.50 × 2,228.29
  4. Step 4: Simplify right side
    5,000.77x = 16,708,832.57
  5. Step 5: Solve for x
    x = 16,708,832.57/5,000.77
  6. Step 6: Final answer
    x = 3,341.25

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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.