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Finding the Fourth Proportional to 203,015.44, 304,552.32 and 62,785

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Solution

The fourth proportional to 203,015.44, 304,552.32 and 62,785 is: 94,186.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,015.44 : 304,552.32 = 62,785 : x
  2. Step 2: Convert to fraction form
    203,015.44/304,552.32 = 62,785/x
  3. Step 3: Cross multiply
    203,015.44x = 304,552.32 × 62,785
  4. Step 4: Simplify right side
    203,015.44x = 19,121,317,411.20
  5. Step 5: Solve for x
    x = 19,121,317,411.20/203,015.44
  6. Step 6: Final answer
    x = 94,186.52

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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.