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Finding the Fourth Proportional to 329,334.16, 454,507.82 and 186,123.92

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Solution

The fourth proportional to 329,334.16, 454,507.82 and 186,123.92 is: 256,866.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,334.16 : 454,507.82 = 186,123.92 : x
  2. Step 2: Convert to fraction form
    329,334.16/454,507.82 = 186,123.92/x
  3. Step 3: Cross multiply
    329,334.16x = 454,507.82 × 186,123.92
  4. Step 4: Simplify right side
    329,334.16x = 84,594,777,129.05
  5. Step 5: Solve for x
    x = 84,594,777,129.05/329,334.16
  6. Step 6: Final answer
    x = 256,866.09

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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.