Home / 723,537.92-1,084,694.40-274,010.96

Finding the Fourth Proportional to 723,537.92, 1,084,694.40 and 274,010.96

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Solution

The fourth proportional to 723,537.92, 1,084,694.40 and 274,010.96 is: 410,784.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,537.92 : 1,084,694.40 = 274,010.96 : x
  2. Step 2: Convert to fraction form
    723,537.92/1,084,694.40 = 274,010.96/x
  3. Step 3: Cross multiply
    723,537.92x = 1,084,694.40 × 274,010.96
  4. Step 4: Simplify right side
    723,537.92x = 297,218,153,850.62
  5. Step 5: Solve for x
    x = 297,218,153,850.62/723,537.92
  6. Step 6: Final answer
    x = 410,784.49

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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.