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Finding the Fourth Proportional to 453,683.57, 680,525.39 and 187,450.95

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Solution

The fourth proportional to 453,683.57, 680,525.39 and 187,450.95 is: 281,176.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,683.57 : 680,525.39 = 187,450.95 : x
  2. Step 2: Convert to fraction form
    453,683.57/680,525.39 = 187,450.95/x
  3. Step 3: Cross multiply
    453,683.57x = 680,525.39 × 187,450.95
  4. Step 4: Simplify right side
    453,683.57x = 127,565,126,514.74
  5. Step 5: Solve for x
    x = 127,565,126,514.74/453,683.57
  6. Step 6: Final answer
    x = 281,176.43

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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.