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Finding the Fourth Proportional to 338,108.63, 466,604.51 and 187,205.63

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Solution

The fourth proportional to 338,108.63, 466,604.51 and 187,205.63 is: 258,351.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,108.63 : 466,604.51 = 187,205.63 : x
  2. Step 2: Convert to fraction form
    338,108.63/466,604.51 = 187,205.63/x
  3. Step 3: Cross multiply
    338,108.63x = 466,604.51 × 187,205.63
  4. Step 4: Simplify right side
    338,108.63x = 87,350,987,986.34
  5. Step 5: Solve for x
    x = 87,350,987,986.34/338,108.63
  6. Step 6: Final answer
    x = 258,351.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.