Home / 329,048.40-454,086.96-178,145.44

Finding the Fourth Proportional to 329,048.40, 454,086.96 and 178,145.44

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Solution

The fourth proportional to 329,048.40, 454,086.96 and 178,145.44 is: 245,840.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,048.40 : 454,086.96 = 178,145.44 : x
  2. Step 2: Convert to fraction form
    329,048.40/454,086.96 = 178,145.44/x
  3. Step 3: Cross multiply
    329,048.40x = 454,086.96 × 178,145.44
  4. Step 4: Simplify right side
    329,048.40x = 80,893,521,287.46
  5. Step 5: Solve for x
    x = 80,893,521,287.46/329,048.40
  6. Step 6: Final answer
    x = 245,840.80

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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.