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Finding the Fourth Proportional to 444,064.80, 666,194.40 and 144,494.40

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Solution

The fourth proportional to 444,064.80, 666,194.40 and 144,494.40 is: 216,773.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,064.80 : 666,194.40 = 144,494.40 : x
  2. Step 2: Convert to fraction form
    444,064.80/666,194.40 = 144,494.40/x
  3. Step 3: Cross multiply
    444,064.80x = 666,194.40 × 144,494.40
  4. Step 4: Simplify right side
    444,064.80x = 96,261,360,111.36
  5. Step 5: Solve for x
    x = 96,261,360,111.36/444,064.80
  6. Step 6: Final answer
    x = 216,773.23

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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.