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Finding the Fourth Proportional to 444,199.40, 666,104.70 and 177,871.40

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Solution

The fourth proportional to 444,199.40, 666,104.70 and 177,871.40 is: 266,729.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,199.40 : 666,104.70 = 177,871.40 : x
  2. Step 2: Convert to fraction form
    444,199.40/666,104.70 = 177,871.40/x
  3. Step 3: Cross multiply
    444,199.40x = 666,104.70 × 177,871.40
  4. Step 4: Simplify right side
    444,199.40x = 118,480,975,535.58
  5. Step 5: Solve for x
    x = 118,480,975,535.58/444,199.40
  6. Step 6: Final answer
    x = 266,729.26

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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.