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Finding the Fourth Proportional to 326,583.80, 450,654.54 and 183,311

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Solution

The fourth proportional to 326,583.80, 450,654.54 and 183,311 is: 252,951.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,583.80 : 450,654.54 = 183,311 : x
  2. Step 2: Convert to fraction form
    326,583.80/450,654.54 = 183,311/x
  3. Step 3: Cross multiply
    326,583.80x = 450,654.54 × 183,311
  4. Step 4: Simplify right side
    326,583.80x = 82,609,934,381.94
  5. Step 5: Solve for x
    x = 82,609,934,381.94/326,583.80
  6. Step 6: Final answer
    x = 252,951.72

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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.