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Finding the Fourth Proportional to 6,976.58, 10,461.86 and 2,590.82

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Solution

The fourth proportional to 6,976.58, 10,461.86 and 2,590.82 is: 3,885.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,976.58 : 10,461.86 = 2,590.82 : x
  2. Step 2: Convert to fraction form
    6,976.58/10,461.86 = 2,590.82/x
  3. Step 3: Cross multiply
    6,976.58x = 10,461.86 × 2,590.82
  4. Step 4: Simplify right side
    6,976.58x = 27,104,796.13
  5. Step 5: Solve for x
    x = 27,104,796.13/6,976.58
  6. Step 6: Final answer
    x = 3,885.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.