Home / 605,072.96-835,259.13-430,755.70

Finding the Fourth Proportional to 605,072.96, 835,259.13 and 430,755.70

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Solution

The fourth proportional to 605,072.96, 835,259.13 and 430,755.70 is: 594,626.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,072.96 : 835,259.13 = 430,755.70 : x
  2. Step 2: Convert to fraction form
    605,072.96/835,259.13 = 430,755.70/x
  3. Step 3: Cross multiply
    605,072.96x = 835,259.13 × 430,755.70
  4. Step 4: Simplify right side
    605,072.96x = 359,792,629,136.39
  5. Step 5: Solve for x
    x = 359,792,629,136.39/605,072.96
  6. Step 6: Final answer
    x = 594,626.85

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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.