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Finding the Fourth Proportional to 2,588.48, 3,883.38 and 833.67

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Solution

The fourth proportional to 2,588.48, 3,883.38 and 833.67 is: 1,250.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,588.48 : 3,883.38 = 833.67 : x
  2. Step 2: Convert to fraction form
    2,588.48/3,883.38 = 833.67/x
  3. Step 3: Cross multiply
    2,588.48x = 3,883.38 × 833.67
  4. Step 4: Simplify right side
    2,588.48x = 3,237,457.40
  5. Step 5: Solve for x
    x = 3,237,457.40/2,588.48
  6. Step 6: Final answer
    x = 1,250.72

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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.