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Finding the Fourth Proportional to 2,334.70, 3,502.05 and 2,079.55

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Solution

The fourth proportional to 2,334.70, 3,502.05 and 2,079.55 is: 3,119.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,334.70 : 3,502.05 = 2,079.55 : x
  2. Step 2: Convert to fraction form
    2,334.70/3,502.05 = 2,079.55/x
  3. Step 3: Cross multiply
    2,334.70x = 3,502.05 × 2,079.55
  4. Step 4: Simplify right side
    2,334.70x = 7,282,688.08
  5. Step 5: Solve for x
    x = 7,282,688.08/2,334.70
  6. Step 6: Final answer
    x = 3,119.33

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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.