Home / 376,905.58-520,134.76-204,826.95

Finding the Fourth Proportional to 376,905.58, 520,134.76 and 204,826.95

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Solution

The fourth proportional to 376,905.58, 520,134.76 and 204,826.95 is: 282,663.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,905.58 : 520,134.76 = 204,826.95 : x
  2. Step 2: Convert to fraction form
    376,905.58/520,134.76 = 204,826.95/x
  3. Step 3: Cross multiply
    376,905.58x = 520,134.76 × 204,826.95
  4. Step 4: Simplify right side
    376,905.58x = 106,537,616,735.82
  5. Step 5: Solve for x
    x = 106,537,616,735.82/376,905.58
  6. Step 6: Final answer
    x = 282,663.94

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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.