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Finding the Fourth Proportional to 4,267.55, 6,398.59 and 1,801.10

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Solution

The fourth proportional to 4,267.55, 6,398.59 and 1,801.10 is: 2,700.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,267.55 : 6,398.59 = 1,801.10 : x
  2. Step 2: Convert to fraction form
    4,267.55/6,398.59 = 1,801.10/x
  3. Step 3: Cross multiply
    4,267.55x = 6,398.59 × 1,801.10
  4. Step 4: Simplify right side
    4,267.55x = 11,524,500.45
  5. Step 5: Solve for x
    x = 11,524,500.45/4,267.55
  6. Step 6: Final answer
    x = 2,700.50

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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.