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Finding the Fourth Proportional to 329,034.84, 454,064.58 and 185,786.40

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Solution

The fourth proportional to 329,034.84, 454,064.58 and 185,786.40 is: 256,383.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,034.84 : 454,064.58 = 185,786.40 : x
  2. Step 2: Convert to fraction form
    329,034.84/454,064.58 = 185,786.40/x
  3. Step 3: Cross multiply
    329,034.84x = 454,064.58 × 185,786.40
  4. Step 4: Simplify right side
    329,034.84x = 84,359,023,685.71
  5. Step 5: Solve for x
    x = 84,359,023,685.71/329,034.84
  6. Step 6: Final answer
    x = 256,383.26

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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.