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Finding the Fourth Proportional to 326,297.70, 450,295.20 and 183,049.20

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Solution

The fourth proportional to 326,297.70, 450,295.20 and 183,049.20 is: 252,610.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,297.70 : 450,295.20 = 183,049.20 : x
  2. Step 2: Convert to fraction form
    326,297.70/450,295.20 = 183,049.20/x
  3. Step 3: Cross multiply
    326,297.70x = 450,295.20 × 183,049.20
  4. Step 4: Simplify right side
    326,297.70x = 82,426,176,123.84
  5. Step 5: Solve for x
    x = 82,426,176,123.84/326,297.70
  6. Step 6: Final answer
    x = 252,610.35

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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.