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Finding the Fourth Proportional to 2,522.64, 3,779.02 and 1,654.32

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Solution

The fourth proportional to 2,522.64, 3,779.02 and 1,654.32 is: 2,478.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,522.64 : 3,779.02 = 1,654.32 : x
  2. Step 2: Convert to fraction form
    2,522.64/3,779.02 = 1,654.32/x
  3. Step 3: Cross multiply
    2,522.64x = 3,779.02 × 1,654.32
  4. Step 4: Simplify right side
    2,522.64x = 6,251,708.37
  5. Step 5: Solve for x
    x = 6,251,708.37/2,522.64
  6. Step 6: Final answer
    x = 2,478.24

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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.