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Finding the Fourth Proportional to 326,505.81, 450,553.30 and 183,238.17

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Solution

The fourth proportional to 326,505.81, 450,553.30 and 183,238.17 is: 252,854.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,505.81 : 450,553.30 = 183,238.17 : x
  2. Step 2: Convert to fraction form
    326,505.81/450,553.30 = 183,238.17/x
  3. Step 3: Cross multiply
    326,505.81x = 450,553.30 × 183,238.17
  4. Step 4: Simplify right side
    326,505.81x = 82,558,562,179.46
  5. Step 5: Solve for x
    x = 82,558,562,179.46/326,505.81
  6. Step 6: Final answer
    x = 252,854.80

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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.