Home / 377,927.85-521,529.75-205,841.91

Finding the Fourth Proportional to 377,927.85, 521,529.75 and 205,841.91

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Solution

The fourth proportional to 377,927.85, 521,529.75 and 205,841.91 is: 284,056.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,927.85 : 521,529.75 = 205,841.91 : x
  2. Step 2: Convert to fraction form
    377,927.85/521,529.75 = 205,841.91/x
  3. Step 3: Cross multiply
    377,927.85x = 521,529.75 × 205,841.91
  4. Step 4: Simplify right side
    377,927.85x = 107,352,679,861.82
  5. Step 5: Solve for x
    x = 107,352,679,861.82/377,927.85
  6. Step 6: Final answer
    x = 284,056.02

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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.