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Finding the Fourth Proportional to 329,349.51, 454,503.96 and 178,446.51

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Solution

The fourth proportional to 329,349.51, 454,503.96 and 178,446.51 is: 246,257.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,349.51 : 454,503.96 = 178,446.51 : x
  2. Step 2: Convert to fraction form
    329,349.51/454,503.96 = 178,446.51/x
  3. Step 3: Cross multiply
    329,349.51x = 454,503.96 × 178,446.51
  4. Step 4: Simplify right side
    329,349.51x = 81,104,645,443.18
  5. Step 5: Solve for x
    x = 81,104,645,443.18/329,349.51
  6. Step 6: Final answer
    x = 246,257.07

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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.