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Finding the Fourth Proportional to 4,224, 6,335.60 and 1,884.12

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Solution

The fourth proportional to 4,224, 6,335.60 and 1,884.12 is: 2,826.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,224 : 6,335.60 = 1,884.12 : x
  2. Step 2: Convert to fraction form
    4,224/6,335.60 = 1,884.12/x
  3. Step 3: Cross multiply
    4,224x = 6,335.60 × 1,884.12
  4. Step 4: Simplify right side
    4,224x = 11,937,030.67
  5. Step 5: Solve for x
    x = 11,937,030.67/4,224
  6. Step 6: Final answer
    x = 2,826.00

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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.