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Finding the Fourth Proportional to 539,222.85, 808,834.28 and 532,224.45

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Solution

The fourth proportional to 539,222.85, 808,834.28 and 532,224.45 is: 798,336.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,222.85 : 808,834.28 = 532,224.45 : x
  2. Step 2: Convert to fraction form
    539,222.85/808,834.28 = 532,224.45/x
  3. Step 3: Cross multiply
    539,222.85x = 808,834.28 × 532,224.45
  4. Step 4: Simplify right side
    539,222.85x = 430,481,377,153.02
  5. Step 5: Solve for x
    x = 430,481,377,153.02/539,222.85
  6. Step 6: Final answer
    x = 798,336.68

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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.