Home / 543,330.10-814,217.55-376,923.70

Finding the Fourth Proportional to 543,330.10, 814,217.55 and 376,923.70

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Solution

The fourth proportional to 543,330.10, 814,217.55 and 376,923.70 is: 564,846.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,330.10 : 814,217.55 = 376,923.70 : x
  2. Step 2: Convert to fraction form
    543,330.10/814,217.55 = 376,923.70/x
  3. Step 3: Cross multiply
    543,330.10x = 814,217.55 × 376,923.70
  4. Step 4: Simplify right side
    543,330.10x = 306,897,891,550.94
  5. Step 5: Solve for x
    x = 306,897,891,550.94/543,330.10
  6. Step 6: Final answer
    x = 564,846.11

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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.