Home / 579,458.51-799,650.23-324,809.70

Finding the Fourth Proportional to 579,458.51, 799,650.23 and 324,809.70

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Solution

The fourth proportional to 579,458.51, 799,650.23 and 324,809.70 is: 448,235.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,458.51 : 799,650.23 = 324,809.70 : x
  2. Step 2: Convert to fraction form
    579,458.51/799,650.23 = 324,809.70/x
  3. Step 3: Cross multiply
    579,458.51x = 799,650.23 × 324,809.70
  4. Step 4: Simplify right side
    579,458.51x = 259,734,146,688.49
  5. Step 5: Solve for x
    x = 259,734,146,688.49/579,458.51
  6. Step 6: Final answer
    x = 448,235.97

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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.