Home / 326,828.52-451,072.45-199,577.52

Finding the Fourth Proportional to 326,828.52, 451,072.45 and 199,577.52

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Solution

The fourth proportional to 326,828.52, 451,072.45 and 199,577.52 is: 275,446.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,828.52 : 451,072.45 = 199,577.52 : x
  2. Step 2: Convert to fraction form
    326,828.52/451,072.45 = 199,577.52/x
  3. Step 3: Cross multiply
    326,828.52x = 451,072.45 × 199,577.52
  4. Step 4: Simplify right side
    326,828.52x = 90,023,918,655.96
  5. Step 5: Solve for x
    x = 90,023,918,655.96/326,828.52
  6. Step 6: Final answer
    x = 275,446.95

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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.