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Finding the Fourth Proportional to 5,000.26, 6,900.78 and 2,904.25

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Solution

The fourth proportional to 5,000.26, 6,900.78 and 2,904.25 is: 4,008.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,000.26 : 6,900.78 = 2,904.25 : x
  2. Step 2: Convert to fraction form
    5,000.26/6,900.78 = 2,904.25/x
  3. Step 3: Cross multiply
    5,000.26x = 6,900.78 × 2,904.25
  4. Step 4: Simplify right side
    5,000.26x = 20,041,590.32
  5. Step 5: Solve for x
    x = 20,041,590.32/5,000.26
  6. Step 6: Final answer
    x = 4,008.11

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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.