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Finding the Fourth Proportional to 634,954.07, 952,520.40 and 185,708.63

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Solution

The fourth proportional to 634,954.07, 952,520.40 and 185,708.63 is: 278,589.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,954.07 : 952,520.40 = 185,708.63 : x
  2. Step 2: Convert to fraction form
    634,954.07/952,520.40 = 185,708.63/x
  3. Step 3: Cross multiply
    634,954.07x = 952,520.40 × 185,708.63
  4. Step 4: Simplify right side
    634,954.07x = 176,891,253,768.45
  5. Step 5: Solve for x
    x = 176,891,253,768.45/634,954.07
  6. Step 6: Final answer
    x = 278,589.06

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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.