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Finding the Fourth Proportional to 329,185.67, 454,313.22 and 185,954.93

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Solution

The fourth proportional to 329,185.67, 454,313.22 and 185,954.93 is: 256,638.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,185.67 : 454,313.22 = 185,954.93 : x
  2. Step 2: Convert to fraction form
    329,185.67/454,313.22 = 185,954.93/x
  3. Step 3: Cross multiply
    329,185.67x = 454,313.22 × 185,954.93
  4. Step 4: Simplify right side
    329,185.67x = 84,481,783,023.17
  5. Step 5: Solve for x
    x = 84,481,783,023.17/329,185.67
  6. Step 6: Final answer
    x = 256,638.70

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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.