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Finding the Fourth Proportional to 2,606.54, 3,889.60 and 2,373.71

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Solution

The fourth proportional to 2,606.54, 3,889.60 and 2,373.71 is: 3,542.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,606.54 : 3,889.60 = 2,373.71 : x
  2. Step 2: Convert to fraction form
    2,606.54/3,889.60 = 2,373.71/x
  3. Step 3: Cross multiply
    2,606.54x = 3,889.60 × 2,373.71
  4. Step 4: Simplify right side
    2,606.54x = 9,232,782.42
  5. Step 5: Solve for x
    x = 9,232,782.42/2,606.54
  6. Step 6: Final answer
    x = 3,542.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.