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Finding the Fourth Proportional to 590,957.94, 821,027.58 and 583,872.06

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Solution

The fourth proportional to 590,957.94, 821,027.58 and 583,872.06 is: 811,183.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,957.94 : 821,027.58 = 583,872.06 : x
  2. Step 2: Convert to fraction form
    590,957.94/821,027.58 = 583,872.06/x
  3. Step 3: Cross multiply
    590,957.94x = 821,027.58 × 583,872.06
  4. Step 4: Simplify right side
    590,957.94x = 479,375,064,451.42
  5. Step 5: Solve for x
    x = 479,375,064,451.42/590,957.94
  6. Step 6: Final answer
    x = 811,183.05

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.