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Finding the Fourth Proportional to 591,650.80, 886,957.80 and 355,087.60

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Solution

The fourth proportional to 591,650.80, 886,957.80 and 355,087.60 is: 532,320.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,650.80 : 886,957.80 = 355,087.60 : x
  2. Step 2: Convert to fraction form
    591,650.80/886,957.80 = 355,087.60/x
  3. Step 3: Cross multiply
    591,650.80x = 886,957.80 × 355,087.60
  4. Step 4: Simplify right side
    591,650.80x = 314,947,716,503.28
  5. Step 5: Solve for x
    x = 314,947,716,503.28/591,650.80
  6. Step 6: Final answer
    x = 532,320.27

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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.