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Finding the Fourth Proportional to 322,951.70, 484,208.85 and 165,050.30

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Solution

The fourth proportional to 322,951.70, 484,208.85 and 165,050.30 is: 247,463.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,951.70 : 484,208.85 = 165,050.30 : x
  2. Step 2: Convert to fraction form
    322,951.70/484,208.85 = 165,050.30/x
  3. Step 3: Cross multiply
    322,951.70x = 484,208.85 × 165,050.30
  4. Step 4: Simplify right side
    322,951.70x = 79,918,815,955.16
  5. Step 5: Solve for x
    x = 79,918,815,955.16/322,951.70
  6. Step 6: Final answer
    x = 247,463.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.