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Finding the Fourth Proportional to 483,204.80, 722,474.40 and 357,233.60

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Solution

The fourth proportional to 483,204.80, 722,474.40 and 357,233.60 is: 534,125.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,204.80 : 722,474.40 = 357,233.60 : x
  2. Step 2: Convert to fraction form
    483,204.80/722,474.40 = 357,233.60/x
  3. Step 3: Cross multiply
    483,204.80x = 722,474.40 × 357,233.60
  4. Step 4: Simplify right side
    483,204.80x = 258,092,130,819.84
  5. Step 5: Solve for x
    x = 258,092,130,819.84/483,204.80
  6. Step 6: Final answer
    x = 534,125.76

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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.