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Finding the Fourth Proportional to 544,887.68, 751,948.72 and 303,180.44

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Solution

The fourth proportional to 544,887.68, 751,948.72 and 303,180.44 is: 418,391.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,887.68 : 751,948.72 = 303,180.44 : x
  2. Step 2: Convert to fraction form
    544,887.68/751,948.72 = 303,180.44/x
  3. Step 3: Cross multiply
    544,887.68x = 751,948.72 × 303,180.44
  4. Step 4: Simplify right side
    544,887.68x = 227,976,143,787.04
  5. Step 5: Solve for x
    x = 227,976,143,787.04/544,887.68
  6. Step 6: Final answer
    x = 418,391.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.