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Finding the Fourth Proportional to 444,501.20, 666,168.60 and 178,043.60

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Solution

The fourth proportional to 444,501.20, 666,168.60 and 178,043.60 is: 266,831.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,501.20 : 666,168.60 = 178,043.60 : x
  2. Step 2: Convert to fraction form
    444,501.20/666,168.60 = 178,043.60/x
  3. Step 3: Cross multiply
    444,501.20x = 666,168.60 × 178,043.60
  4. Step 4: Simplify right side
    444,501.20x = 118,607,055,750.96
  5. Step 5: Solve for x
    x = 118,607,055,750.96/444,501.20
  6. Step 6: Final answer
    x = 266,831.80

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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.