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Finding the Fourth Proportional to 4,263.20, 5,883 and 2,400.32

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Solution

The fourth proportional to 4,263.20, 5,883 and 2,400.32 is: 3,312.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,263.20 : 5,883 = 2,400.32 : x
  2. Step 2: Convert to fraction form
    4,263.20/5,883 = 2,400.32/x
  3. Step 3: Cross multiply
    4,263.20x = 5,883 × 2,400.32
  4. Step 4: Simplify right side
    4,263.20x = 14,121,082.56
  5. Step 5: Solve for x
    x = 14,121,082.56/4,263.20
  6. Step 6: Final answer
    x = 3,312.32

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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.