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Finding the Fourth Proportional to 329,338.71, 454,481.51 and 186,095.66

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Solution

The fourth proportional to 329,338.71, 454,481.51 and 186,095.66 is: 256,808.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,338.71 : 454,481.51 = 186,095.66 : x
  2. Step 2: Convert to fraction form
    329,338.71/454,481.51 = 186,095.66/x
  3. Step 3: Cross multiply
    329,338.71x = 454,481.51 × 186,095.66
  4. Step 4: Simplify right side
    329,338.71x = 84,577,033,358.36
  5. Step 5: Solve for x
    x = 84,577,033,358.36/329,338.71
  6. Step 6: Final answer
    x = 256,808.66

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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.