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Finding the Fourth Proportional to 4,655, 6,423.96 and 2,559.08

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Solution

The fourth proportional to 4,655, 6,423.96 and 2,559.08 is: 3,531.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,655 : 6,423.96 = 2,559.08 : x
  2. Step 2: Convert to fraction form
    4,655/6,423.96 = 2,559.08/x
  3. Step 3: Cross multiply
    4,655x = 6,423.96 × 2,559.08
  4. Step 4: Simplify right side
    4,655x = 16,439,427.56
  5. Step 5: Solve for x
    x = 16,439,427.56/4,655
  6. Step 6: Final answer
    x = 3,531.56

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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.