Home / 724,508.36-1,086,766.29-424,778.75

Finding the Fourth Proportional to 724,508.36, 1,086,766.29 and 424,778.75

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Solution

The fourth proportional to 724,508.36, 1,086,766.29 and 424,778.75 is: 637,170.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,508.36 : 1,086,766.29 = 424,778.75 : x
  2. Step 2: Convert to fraction form
    724,508.36/1,086,766.29 = 424,778.75/x
  3. Step 3: Cross multiply
    724,508.36x = 1,086,766.29 × 424,778.75
  4. Step 4: Simplify right side
    724,508.36x = 461,635,220,774.51
  5. Step 5: Solve for x
    x = 461,635,220,774.51/724,508.36
  6. Step 6: Final answer
    x = 637,170.32

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.