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Finding the Fourth Proportional to 3,873.78, 5,810.58 and 952.08

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Solution

The fourth proportional to 3,873.78, 5,810.58 and 952.08 is: 1,428.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,873.78 : 5,810.58 = 952.08 : x
  2. Step 2: Convert to fraction form
    3,873.78/5,810.58 = 952.08/x
  3. Step 3: Cross multiply
    3,873.78x = 5,810.58 × 952.08
  4. Step 4: Simplify right side
    3,873.78x = 5,532,137.01
  5. Step 5: Solve for x
    x = 5,532,137.01/3,873.78
  6. Step 6: Final answer
    x = 1,428.10

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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.