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Finding the Fourth Proportional to 5,000.29, 6,900.53 and 2,762.03

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Solution

The fourth proportional to 5,000.29, 6,900.53 and 2,762.03 is: 3,811.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,000.29 : 6,900.53 = 2,762.03 : x
  2. Step 2: Convert to fraction form
    5,000.29/6,900.53 = 2,762.03/x
  3. Step 3: Cross multiply
    5,000.29x = 6,900.53 × 2,762.03
  4. Step 4: Simplify right side
    5,000.29x = 19,059,474.32
  5. Step 5: Solve for x
    x = 19,059,474.32/5,000.29
  6. Step 6: Final answer
    x = 3,811.68

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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.