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Finding the Fourth Proportional to 2,452.71, 3,384.74 and 1,333.64

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Solution

The fourth proportional to 2,452.71, 3,384.74 and 1,333.64 is: 1,840.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,452.71 : 3,384.74 = 1,333.64 : x
  2. Step 2: Convert to fraction form
    2,452.71/3,384.74 = 1,333.64/x
  3. Step 3: Cross multiply
    2,452.71x = 3,384.74 × 1,333.64
  4. Step 4: Simplify right side
    2,452.71x = 4,514,001.06
  5. Step 5: Solve for x
    x = 4,514,001.06/2,452.71
  6. Step 6: Final answer
    x = 1,840.41

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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.