Home / 377,682.10-566,523.15-128,364.10

Finding the Fourth Proportional to 377,682.10, 566,523.15 and 128,364.10

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Solution

The fourth proportional to 377,682.10, 566,523.15 and 128,364.10 is: 192,546.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,682.10 : 566,523.15 = 128,364.10 : x
  2. Step 2: Convert to fraction form
    377,682.10/566,523.15 = 128,364.10/x
  3. Step 3: Cross multiply
    377,682.10x = 566,523.15 × 128,364.10
  4. Step 4: Simplify right side
    377,682.10x = 72,721,234,278.92
  5. Step 5: Solve for x
    x = 72,721,234,278.92/377,682.10
  6. Step 6: Final answer
    x = 192,546.15

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Similar ratio
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1.5x scale

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.