Home / 319,839.20-441,369.66-176,596.16

Finding the Fourth Proportional to 319,839.20, 441,369.66 and 176,596.16

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Solution

The fourth proportional to 319,839.20, 441,369.66 and 176,596.16 is: 243,698.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,839.20 : 441,369.66 = 176,596.16 : x
  2. Step 2: Convert to fraction form
    319,839.20/441,369.66 = 176,596.16/x
  3. Step 3: Cross multiply
    319,839.20x = 441,369.66 × 176,596.16
  4. Step 4: Simplify right side
    319,839.20x = 77,944,187,096.51
  5. Step 5: Solve for x
    x = 77,944,187,096.51/319,839.20
  6. Step 6: Final answer
    x = 243,698.04

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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.