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Finding the Fourth Proportional to 496,228.40, 744,561.30 and 229,851.80

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Solution

The fourth proportional to 496,228.40, 744,561.30 and 229,851.80 is: 344,879.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,228.40 : 744,561.30 = 229,851.80 : x
  2. Step 2: Convert to fraction form
    496,228.40/744,561.30 = 229,851.80/x
  3. Step 3: Cross multiply
    496,228.40x = 744,561.30 × 229,851.80
  4. Step 4: Simplify right side
    496,228.40x = 171,138,755,015.34
  5. Step 5: Solve for x
    x = 171,138,755,015.34/496,228.40
  6. Step 6: Final answer
    x = 344,879.00

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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.