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Finding the Fourth Proportional to 363,440.66, 544,594.20 and 230,039.12

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Solution

The fourth proportional to 363,440.66, 544,594.20 and 230,039.12 is: 344,699.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,440.66 : 544,594.20 = 230,039.12 : x
  2. Step 2: Convert to fraction form
    363,440.66/544,594.20 = 230,039.12/x
  3. Step 3: Cross multiply
    363,440.66x = 544,594.20 × 230,039.12
  4. Step 4: Simplify right side
    363,440.66x = 125,277,970,525.10
  5. Step 5: Solve for x
    x = 125,277,970,525.10/363,440.66
  6. Step 6: Final answer
    x = 344,699.93

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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.