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Finding the Fourth Proportional to 6,236.76, 8,606.70 and 3,442.26

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Solution

The fourth proportional to 6,236.76, 8,606.70 and 3,442.26 is: 4,750.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,236.76 : 8,606.70 = 3,442.26 : x
  2. Step 2: Convert to fraction form
    6,236.76/8,606.70 = 3,442.26/x
  3. Step 3: Cross multiply
    6,236.76x = 8,606.70 × 3,442.26
  4. Step 4: Simplify right side
    6,236.76x = 29,626,499.14
  5. Step 5: Solve for x
    x = 29,626,499.14/6,236.76
  6. Step 6: Final answer
    x = 4,750.30

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Find fourth proportional to 3,118.38, 4,303.35 and 1,721.13
Half scale
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Double scale
Find fourth proportional to 6,237.76, 8,608.08 and 3,443.26
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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.