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Finding the Fourth Proportional to 627,354.58, 940,502.82 and 272,101

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Solution

The fourth proportional to 627,354.58, 940,502.82 and 272,101 is: 407,922.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,354.58 : 940,502.82 = 272,101 : x
  2. Step 2: Convert to fraction form
    627,354.58/940,502.82 = 272,101/x
  3. Step 3: Cross multiply
    627,354.58x = 940,502.82 × 272,101
  4. Step 4: Simplify right side
    627,354.58x = 255,911,757,824.82
  5. Step 5: Solve for x
    x = 255,911,757,824.82/627,354.58
  6. Step 6: Final answer
    x = 407,922.04

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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.