Home / 320,222.56-441,900.80-176,979.52

Finding the Fourth Proportional to 320,222.56, 441,900.80 and 176,979.52

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Solution

The fourth proportional to 320,222.56, 441,900.80 and 176,979.52 is: 244,228.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,222.56 : 441,900.80 = 176,979.52 : x
  2. Step 2: Convert to fraction form
    320,222.56/441,900.80 = 176,979.52/x
  3. Step 3: Cross multiply
    320,222.56x = 441,900.80 × 176,979.52
  4. Step 4: Simplify right side
    320,222.56x = 78,207,391,471.62
  5. Step 5: Solve for x
    x = 78,207,391,471.62/320,222.56
  6. Step 6: Final answer
    x = 244,228.24

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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.