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Finding the Fourth Proportional to 588,758.80, 883,138.20 and 529,661.20

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Solution

The fourth proportional to 588,758.80, 883,138.20 and 529,661.20 is: 794,491.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,758.80 : 883,138.20 = 529,661.20 : x
  2. Step 2: Convert to fraction form
    588,758.80/883,138.20 = 529,661.20/x
  3. Step 3: Cross multiply
    588,758.80x = 883,138.20 × 529,661.20
  4. Step 4: Simplify right side
    588,758.80x = 467,764,038,777.84
  5. Step 5: Solve for x
    x = 467,764,038,777.84/588,758.80
  6. Step 6: Final answer
    x = 794,491.80

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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.