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Finding the Fourth Proportional to 369,594.38, 554,451.48 and 144,832.94

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Solution

The fourth proportional to 369,594.38, 554,451.48 and 144,832.94 is: 217,272.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,594.38 : 554,451.48 = 144,832.94 : x
  2. Step 2: Convert to fraction form
    369,594.38/554,451.48 = 144,832.94/x
  3. Step 3: Cross multiply
    369,594.38x = 554,451.48 × 144,832.94
  4. Step 4: Simplify right side
    369,594.38x = 80,302,840,361.48
  5. Step 5: Solve for x
    x = 80,302,840,361.48/369,594.38
  6. Step 6: Final answer
    x = 217,272.90

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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.