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Finding the Fourth Proportional to 329,297.82, 454,426.71 and 186,055.26

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Solution

The fourth proportional to 329,297.82, 454,426.71 and 186,055.26 is: 256,753.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,297.82 : 454,426.71 = 186,055.26 : x
  2. Step 2: Convert to fraction form
    329,297.82/454,426.71 = 186,055.26/x
  3. Step 3: Cross multiply
    329,297.82x = 454,426.71 × 186,055.26
  4. Step 4: Simplify right side
    329,297.82x = 84,548,479,679.99
  5. Step 5: Solve for x
    x = 84,548,479,679.99/329,297.82
  6. Step 6: Final answer
    x = 256,753.84

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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.