Home / 827,230.82-1,141,579.12-464,654.87

Finding the Fourth Proportional to 827,230.82, 1,141,579.12 and 464,654.87

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Solution

The fourth proportional to 827,230.82, 1,141,579.12 and 464,654.87 is: 641,224.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,230.82 : 1,141,579.12 = 464,654.87 : x
  2. Step 2: Convert to fraction form
    827,230.82/1,141,579.12 = 464,654.87/x
  3. Step 3: Cross multiply
    827,230.82x = 1,141,579.12 × 464,654.87
  4. Step 4: Simplify right side
    827,230.82x = 530,440,291,890.42
  5. Step 5: Solve for x
    x = 530,440,291,890.42/827,230.82
  6. Step 6: Final answer
    x = 641,224.04

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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.