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Finding the Fourth Proportional to 283,563.27, 427,289.40 and 234,738.90

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Solution

The fourth proportional to 283,563.27, 427,289.40 and 234,738.90 is: 353,718.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,563.27 : 427,289.40 = 234,738.90 : x
  2. Step 2: Convert to fraction form
    283,563.27/427,289.40 = 234,738.90/x
  3. Step 3: Cross multiply
    283,563.27x = 427,289.40 × 234,738.90
  4. Step 4: Simplify right side
    283,563.27x = 100,301,443,737.66
  5. Step 5: Solve for x
    x = 100,301,443,737.66/283,563.27
  6. Step 6: Final answer
    x = 353,718.04

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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.