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Finding the Fourth Proportional to 333,470.20, 500,253.45 and 108,775.09

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Solution

The fourth proportional to 333,470.20, 500,253.45 and 108,775.09 is: 163,178.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,470.20 : 500,253.45 = 108,775.09 : x
  2. Step 2: Convert to fraction form
    333,470.20/500,253.45 = 108,775.09/x
  3. Step 3: Cross multiply
    333,470.20x = 500,253.45 × 108,775.09
  4. Step 4: Simplify right side
    333,470.20x = 54,415,114,046.56
  5. Step 5: Solve for x
    x = 54,415,114,046.56/333,470.20
  6. Step 6: Final answer
    x = 163,178.34

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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.