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Finding the Fourth Proportional to 6,089.30, 8,403.02 and 3,400.40

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Solution

The fourth proportional to 6,089.30, 8,403.02 and 3,400.40 is: 4,692.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,089.30 : 8,403.02 = 3,400.40 : x
  2. Step 2: Convert to fraction form
    6,089.30/8,403.02 = 3,400.40/x
  3. Step 3: Cross multiply
    6,089.30x = 8,403.02 × 3,400.40
  4. Step 4: Simplify right side
    6,089.30x = 28,573,570.19
  5. Step 5: Solve for x
    x = 28,573,570.19/6,089.30
  6. Step 6: Final answer
    x = 4,692.43

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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.