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Finding the Fourth Proportional to 3,135, 4,718.22 and 2,359.02

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Solution

The fourth proportional to 3,135, 4,718.22 and 2,359.02 is: 3,550.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,135 : 4,718.22 = 2,359.02 : x
  2. Step 2: Convert to fraction form
    3,135/4,718.22 = 2,359.02/x
  3. Step 3: Cross multiply
    3,135x = 4,718.22 × 2,359.02
  4. Step 4: Simplify right side
    3,135x = 11,130,375.34
  5. Step 5: Solve for x
    x = 11,130,375.34/3,135
  6. Step 6: Final answer
    x = 3,550.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.