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Finding the Fourth Proportional to 329,330.60, 454,464.64 and 186,087.57

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Solution

The fourth proportional to 329,330.60, 454,464.64 and 186,087.57 is: 256,794.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,330.60 : 454,464.64 = 186,087.57 : x
  2. Step 2: Convert to fraction form
    329,330.60/454,464.64 = 186,087.57/x
  3. Step 3: Cross multiply
    329,330.60x = 454,464.64 × 186,087.57
  4. Step 4: Simplify right side
    329,330.60x = 84,570,220,508.52
  5. Step 5: Solve for x
    x = 84,570,220,508.52/329,330.60
  6. Step 6: Final answer
    x = 256,794.30

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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.