Home / 377,923.60-521,514.88-234,680.59

Finding the Fourth Proportional to 377,923.60, 521,514.88 and 234,680.59

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Solution

The fourth proportional to 377,923.60, 521,514.88 and 234,680.59 is: 323,846.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,923.60 : 521,514.88 = 234,680.59 : x
  2. Step 2: Convert to fraction form
    377,923.60/521,514.88 = 234,680.59/x
  3. Step 3: Cross multiply
    377,923.60x = 521,514.88 × 234,680.59
  4. Step 4: Simplify right side
    377,923.60x = 122,389,419,732.18
  5. Step 5: Solve for x
    x = 122,389,419,732.18/377,923.60
  6. Step 6: Final answer
    x = 323,846.99

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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.