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Finding the Fourth Proportional to 6,170.88, 8,504.16 and 5,048.40

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Solution

The fourth proportional to 6,170.88, 8,504.16 and 5,048.40 is: 6,957.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,170.88 : 8,504.16 = 5,048.40 : x
  2. Step 2: Convert to fraction form
    6,170.88/8,504.16 = 5,048.40/x
  3. Step 3: Cross multiply
    6,170.88x = 8,504.16 × 5,048.40
  4. Step 4: Simplify right side
    6,170.88x = 42,932,401.34
  5. Step 5: Solve for x
    x = 42,932,401.34/6,170.88
  6. Step 6: Final answer
    x = 6,957.26

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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.