Home / 769,197.50-1,061,470.19-425,027.96

Finding the Fourth Proportional to 769,197.50, 1,061,470.19 and 425,027.96

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Solution

The fourth proportional to 769,197.50, 1,061,470.19 and 425,027.96 is: 586,526.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,197.50 : 1,061,470.19 = 425,027.96 : x
  2. Step 2: Convert to fraction form
    769,197.50/1,061,470.19 = 425,027.96/x
  3. Step 3: Cross multiply
    769,197.50x = 1,061,470.19 × 425,027.96
  4. Step 4: Simplify right side
    769,197.50x = 451,154,509,456.51
  5. Step 5: Solve for x
    x = 451,154,509,456.51/769,197.50
  6. Step 6: Final answer
    x = 586,526.23

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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.