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Finding the Fourth Proportional to 329,342.21, 454,486.33 and 186,099.16

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Solution

The fourth proportional to 329,342.21, 454,486.33 and 186,099.16 is: 256,813.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,342.21 : 454,486.33 = 186,099.16 : x
  2. Step 2: Convert to fraction form
    329,342.21/454,486.33 = 186,099.16/x
  3. Step 3: Cross multiply
    329,342.21x = 454,486.33 × 186,099.16
  4. Step 4: Simplify right side
    329,342.21x = 84,579,524,244.48
  5. Step 5: Solve for x
    x = 84,579,524,244.48/329,342.21
  6. Step 6: Final answer
    x = 256,813.50

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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.