Home / 579,191.76-799,283.88-324,544.68

Finding the Fourth Proportional to 579,191.76, 799,283.88 and 324,544.68

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Solution

The fourth proportional to 579,191.76, 799,283.88 and 324,544.68 is: 447,871.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,191.76 : 799,283.88 = 324,544.68 : x
  2. Step 2: Convert to fraction form
    579,191.76/799,283.88 = 324,544.68/x
  3. Step 3: Cross multiply
    579,191.76x = 799,283.88 × 324,544.68
  4. Step 4: Simplify right side
    579,191.76x = 259,403,331,063.76
  5. Step 5: Solve for x
    x = 259,403,331,063.76/579,191.76
  6. Step 6: Final answer
    x = 447,871.24

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Double scale
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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.