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Finding the Fourth Proportional to 587,405.98, 810,750.63 and 332,897.50

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Solution

The fourth proportional to 587,405.98, 810,750.63 and 332,897.50 is: 459,472.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,405.98 : 810,750.63 = 332,897.50 : x
  2. Step 2: Convert to fraction form
    587,405.98/810,750.63 = 332,897.50/x
  3. Step 3: Cross multiply
    587,405.98x = 810,750.63 × 332,897.50
  4. Step 4: Simplify right side
    587,405.98x = 269,896,857,850.43
  5. Step 5: Solve for x
    x = 269,896,857,850.43/587,405.98
  6. Step 6: Final answer
    x = 459,472.44

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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.