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Finding the Fourth Proportional to 635,600.68, 953,409.04 and 186,330.58

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Solution

The fourth proportional to 635,600.68, 953,409.04 and 186,330.58 is: 279,498.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,600.68 : 953,409.04 = 186,330.58 : x
  2. Step 2: Convert to fraction form
    635,600.68/953,409.04 = 186,330.58/x
  3. Step 3: Cross multiply
    635,600.68x = 953,409.04 × 186,330.58
  4. Step 4: Simplify right side
    635,600.68x = 177,649,259,400.44
  5. Step 5: Solve for x
    x = 177,649,259,400.44/635,600.68
  6. Step 6: Final answer
    x = 279,498.22

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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.