Home / 579,583.69-799,553.33-409,911.37

Finding the Fourth Proportional to 579,583.69, 799,553.33 and 409,911.37

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Solution

The fourth proportional to 579,583.69, 799,553.33 and 409,911.37 is: 565,485.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,583.69 : 799,553.33 = 409,911.37 : x
  2. Step 2: Convert to fraction form
    579,583.69/799,553.33 = 409,911.37/x
  3. Step 3: Cross multiply
    579,583.69x = 799,553.33 × 409,911.37
  4. Step 4: Simplify right side
    579,583.69x = 327,745,998,377.09
  5. Step 5: Solve for x
    x = 327,745,998,377.09/579,583.69
  6. Step 6: Final answer
    x = 565,485.20

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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.