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Finding the Fourth Proportional to 329,053.59, 454,090.46 and 185,805.09

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Solution

The fourth proportional to 329,053.59, 454,090.46 and 185,805.09 is: 256,409.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,053.59 : 454,090.46 = 185,805.09 : x
  2. Step 2: Convert to fraction form
    329,053.59/454,090.46 = 185,805.09/x
  3. Step 3: Cross multiply
    329,053.59x = 454,090.46 × 185,805.09
  4. Step 4: Simplify right side
    329,053.59x = 84,372,317,859.42
  5. Step 5: Solve for x
    x = 84,372,317,859.42/329,053.59
  6. Step 6: Final answer
    x = 256,409.05

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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.