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Finding the Fourth Proportional to 444,390.72, 613,261.28 and 250,806.59

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Solution

The fourth proportional to 444,390.72, 613,261.28 and 250,806.59 is: 346,114.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,390.72 : 613,261.28 = 250,806.59 : x
  2. Step 2: Convert to fraction form
    444,390.72/613,261.28 = 250,806.59/x
  3. Step 3: Cross multiply
    444,390.72x = 613,261.28 × 250,806.59
  4. Step 4: Simplify right side
    444,390.72x = 153,809,971,800.12
  5. Step 5: Solve for x
    x = 153,809,971,800.12/444,390.72
  6. Step 6: Final answer
    x = 346,114.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.