Home / 326,892.06-451,147.65-197,901.63

Finding the Fourth Proportional to 326,892.06, 451,147.65 and 197,901.63

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Solution

The fourth proportional to 326,892.06, 451,147.65 and 197,901.63 is: 273,126.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,892.06 : 451,147.65 = 197,901.63 : x
  2. Step 2: Convert to fraction form
    326,892.06/451,147.65 = 197,901.63/x
  3. Step 3: Cross multiply
    326,892.06x = 451,147.65 × 197,901.63
  4. Step 4: Simplify right side
    326,892.06x = 89,282,855,305.67
  5. Step 5: Solve for x
    x = 89,282,855,305.67/326,892.06
  6. Step 6: Final answer
    x = 273,126.41

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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.