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Finding the Fourth Proportional to 590,588.52, 886,023.90 and 191,229.72

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Solution

The fourth proportional to 590,588.52, 886,023.90 and 191,229.72 is: 286,890.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,588.52 : 886,023.90 = 191,229.72 : x
  2. Step 2: Convert to fraction form
    590,588.52/886,023.90 = 191,229.72/x
  3. Step 3: Cross multiply
    590,588.52x = 886,023.90 × 191,229.72
  4. Step 4: Simplify right side
    590,588.52x = 169,434,102,310.31
  5. Step 5: Solve for x
    x = 169,434,102,310.31/590,588.52
  6. Step 6: Final answer
    x = 286,890.27

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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.