Home / 320,085.22-441,679.96-176,836.72

Finding the Fourth Proportional to 320,085.22, 441,679.96 and 176,836.72

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Solution

The fourth proportional to 320,085.22, 441,679.96 and 176,836.72 is: 244,013.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,085.22 : 441,679.96 = 176,836.72 : x
  2. Step 2: Convert to fraction form
    320,085.22/441,679.96 = 176,836.72/x
  3. Step 3: Cross multiply
    320,085.22x = 441,679.96 × 176,836.72
  4. Step 4: Simplify right side
    320,085.22x = 78,105,235,416.13
  5. Step 5: Solve for x
    x = 78,105,235,416.13/320,085.22
  6. Step 6: Final answer
    x = 244,013.88

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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.