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Finding the Fourth Proportional to 616,820.55, 925,230.83 and 593,200.95

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Solution

The fourth proportional to 616,820.55, 925,230.83 and 593,200.95 is: 889,801.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,820.55 : 925,230.83 = 593,200.95 : x
  2. Step 2: Convert to fraction form
    616,820.55/925,230.83 = 593,200.95/x
  3. Step 3: Cross multiply
    616,820.55x = 925,230.83 × 593,200.95
  4. Step 4: Simplify right side
    616,820.55x = 548,847,804,359.28
  5. Step 5: Solve for x
    x = 548,847,804,359.28/616,820.55
  6. Step 6: Final answer
    x = 889,801.43

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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.