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Finding the Fourth Proportional to 590,877.84, 886,540.08 and 231,305.64

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Solution

The fourth proportional to 590,877.84, 886,540.08 and 231,305.64 is: 347,045.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,877.84 : 886,540.08 = 231,305.64 : x
  2. Step 2: Convert to fraction form
    590,877.84/886,540.08 = 231,305.64/x
  3. Step 3: Cross multiply
    590,877.84x = 886,540.08 × 231,305.64
  4. Step 4: Simplify right side
    590,877.84x = 205,061,720,590.05
  5. Step 5: Solve for x
    x = 205,061,720,590.05/590,877.84
  6. Step 6: Final answer
    x = 347,045.88

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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.