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Finding the Fourth Proportional to 2,148.66, 3,222.99 and 588.68

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Solution

The fourth proportional to 2,148.66, 3,222.99 and 588.68 is: 883.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,148.66 : 3,222.99 = 588.68 : x
  2. Step 2: Convert to fraction form
    2,148.66/3,222.99 = 588.68/x
  3. Step 3: Cross multiply
    2,148.66x = 3,222.99 × 588.68
  4. Step 4: Simplify right side
    2,148.66x = 1,897,295.70
  5. Step 5: Solve for x
    x = 1,897,295.70/2,148.66
  6. Step 6: Final answer
    x = 883.01

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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.