Home / 769,430.00-1,061,868.33-425,258.52

Finding the Fourth Proportional to 769,430.00, 1,061,868.33 and 425,258.52

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Solution

The fourth proportional to 769,430.00, 1,061,868.33 and 425,258.52 is: 586,887.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,430.00 : 1,061,868.33 = 425,258.52 : x
  2. Step 2: Convert to fraction form
    769,430.00/1,061,868.33 = 425,258.52/x
  3. Step 3: Cross multiply
    769,430.00x = 1,061,868.33 × 425,258.52
  4. Step 4: Simplify right side
    769,430.00x = 451,568,554,450.67
  5. Step 5: Solve for x
    x = 451,568,554,450.67/769,430.00
  6. Step 6: Final answer
    x = 586,887.12

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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.