Home / 320,034.51-441,631.31-176,766.84

Finding the Fourth Proportional to 320,034.51, 441,631.31 and 176,766.84

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Solution

The fourth proportional to 320,034.51, 441,631.31 and 176,766.84 is: 243,929.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,034.51 : 441,631.31 = 176,766.84 : x
  2. Step 2: Convert to fraction form
    320,034.51/441,631.31 = 176,766.84/x
  3. Step 3: Cross multiply
    320,034.51x = 441,631.31 × 176,766.84
  4. Step 4: Simplify right side
    320,034.51x = 78,065,770,229.93
  5. Step 5: Solve for x
    x = 78,065,770,229.93/320,034.51
  6. Step 6: Final answer
    x = 243,929.23

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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.