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Finding the Fourth Proportional to 635,483.54, 953,233.01 and 186,213.51

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Solution

The fourth proportional to 635,483.54, 953,233.01 and 186,213.51 is: 279,322.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,483.54 : 953,233.01 = 186,213.51 : x
  2. Step 2: Convert to fraction form
    635,483.54/953,233.01 = 186,213.51/x
  3. Step 3: Cross multiply
    635,483.54x = 953,233.01 × 186,213.51
  4. Step 4: Simplify right side
    635,483.54x = 177,504,863,708.90
  5. Step 5: Solve for x
    x = 177,504,863,708.90/635,483.54
  6. Step 6: Final answer
    x = 279,322.52

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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.