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Finding the Fourth Proportional to 6,373.96, 8,798.42 and 5,474.08

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Solution

The fourth proportional to 6,373.96, 8,798.42 and 5,474.08 is: 7,556.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,373.96 : 8,798.42 = 5,474.08 : x
  2. Step 2: Convert to fraction form
    6,373.96/8,798.42 = 5,474.08/x
  3. Step 3: Cross multiply
    6,373.96x = 8,798.42 × 5,474.08
  4. Step 4: Simplify right side
    6,373.96x = 48,163,254.95
  5. Step 5: Solve for x
    x = 48,163,254.95/6,373.96
  6. Step 6: Final answer
    x = 7,556.25

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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.