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Finding the Fourth Proportional to 329,190.76, 454,292.58 and 185,956.84

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Solution

The fourth proportional to 329,190.76, 454,292.58 and 185,956.84 is: 256,625.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,190.76 : 454,292.58 = 185,956.84 : x
  2. Step 2: Convert to fraction form
    329,190.76/454,292.58 = 185,956.84/x
  3. Step 3: Cross multiply
    329,190.76x = 454,292.58 × 185,956.84
  4. Step 4: Simplify right side
    329,190.76x = 84,478,812,612.25
  5. Step 5: Solve for x
    x = 84,478,812,612.25/329,190.76
  6. Step 6: Final answer
    x = 256,625.71

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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.