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Finding the Fourth Proportional to 1,662.52, 2,495.28 and 883.08

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Solution

The fourth proportional to 1,662.52, 2,495.28 and 883.08 is: 1,325.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,662.52 : 2,495.28 = 883.08 : x
  2. Step 2: Convert to fraction form
    1,662.52/2,495.28 = 883.08/x
  3. Step 3: Cross multiply
    1,662.52x = 2,495.28 × 883.08
  4. Step 4: Simplify right side
    1,662.52x = 2,203,531.86
  5. Step 5: Solve for x
    x = 2,203,531.86/1,662.52
  6. Step 6: Final answer
    x = 1,325.42

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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.