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Finding the Fourth Proportional to 6,235.74, 9,353.37 and 1,555.74

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Solution

The fourth proportional to 6,235.74, 9,353.37 and 1,555.74 is: 2,333.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,235.74 : 9,353.37 = 1,555.74 : x
  2. Step 2: Convert to fraction form
    6,235.74/9,353.37 = 1,555.74/x
  3. Step 3: Cross multiply
    6,235.74x = 9,353.37 × 1,555.74
  4. Step 4: Simplify right side
    6,235.74x = 14,551,411.84
  5. Step 5: Solve for x
    x = 14,551,411.84/6,235.74
  6. Step 6: Final answer
    x = 2,333.55

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Double scale
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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.