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Finding the Fourth Proportional to 444,214.40, 666,127.20 and 177,886.40

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Solution

The fourth proportional to 444,214.40, 666,127.20 and 177,886.40 is: 266,751.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,214.40 : 666,127.20 = 177,886.40 : x
  2. Step 2: Convert to fraction form
    444,214.40/666,127.20 = 177,886.40/x
  3. Step 3: Cross multiply
    444,214.40x = 666,127.20 × 177,886.40
  4. Step 4: Simplify right side
    444,214.40x = 118,494,969,550.08
  5. Step 5: Solve for x
    x = 118,494,969,550.08/444,214.40
  6. Step 6: Final answer
    x = 266,751.75

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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.