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Finding the Fourth Proportional to 333,380.75, 500,020.40 and 108,740.88

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Solution

The fourth proportional to 333,380.75, 500,020.40 and 108,740.88 is: 163,094.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,380.75 : 500,020.40 = 108,740.88 : x
  2. Step 2: Convert to fraction form
    333,380.75/500,020.40 = 108,740.88/x
  3. Step 3: Cross multiply
    333,380.75x = 500,020.40 × 108,740.88
  4. Step 4: Simplify right side
    333,380.75x = 54,372,658,585.80
  5. Step 5: Solve for x
    x = 54,372,658,585.80/333,380.75
  6. Step 6: Final answer
    x = 163,094.78

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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.