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Finding the Fourth Proportional to 591,049.44, 886,661.64 and 217,043.28

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Solution

The fourth proportional to 591,049.44, 886,661.64 and 217,043.28 is: 325,597.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,049.44 : 886,661.64 = 217,043.28 : x
  2. Step 2: Convert to fraction form
    591,049.44/886,661.64 = 217,043.28/x
  3. Step 3: Cross multiply
    591,049.44x = 886,661.64 × 217,043.28
  4. Step 4: Simplify right side
    591,049.44x = 192,443,950,595.78
  5. Step 5: Solve for x
    x = 192,443,950,595.78/591,049.44
  6. Step 6: Final answer
    x = 325,597.04

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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.