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Finding the Fourth Proportional to 588,998.42, 812,796.29 and 359,939.10

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Solution

The fourth proportional to 588,998.42, 812,796.29 and 359,939.10 is: 496,702.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,998.42 : 812,796.29 = 359,939.10 : x
  2. Step 2: Convert to fraction form
    588,998.42/812,796.29 = 359,939.10/x
  3. Step 3: Cross multiply
    588,998.42x = 812,796.29 × 359,939.10
  4. Step 4: Simplify right side
    588,998.42x = 292,557,163,306.24
  5. Step 5: Solve for x
    x = 292,557,163,306.24/588,998.42
  6. Step 6: Final answer
    x = 496,702.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.