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Finding the Fourth Proportional to 627,837.62, 941,735.57 and 272,852.01

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Solution

The fourth proportional to 627,837.62, 941,735.57 and 272,852.01 is: 409,268.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,837.62 : 941,735.57 = 272,852.01 : x
  2. Step 2: Convert to fraction form
    627,837.62/941,735.57 = 272,852.01/x
  3. Step 3: Cross multiply
    627,837.62x = 941,735.57 × 272,852.01
  4. Step 4: Simplify right side
    627,837.62x = 256,954,441,798.74
  5. Step 5: Solve for x
    x = 256,954,441,798.74/627,837.62
  6. Step 6: Final answer
    x = 409,268.95

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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.