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Finding the Fourth Proportional to 444,015.42, 612,797.40 and 291,182.22

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Solution

The fourth proportional to 444,015.42, 612,797.40 and 291,182.22 is: 401,868.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,015.42 : 612,797.40 = 291,182.22 : x
  2. Step 2: Convert to fraction form
    444,015.42/612,797.40 = 291,182.22/x
  3. Step 3: Cross multiply
    444,015.42x = 612,797.40 × 291,182.22
  4. Step 4: Simplify right side
    444,015.42x = 178,435,707,342.23
  5. Step 5: Solve for x
    x = 178,435,707,342.23/444,015.42
  6. Step 6: Final answer
    x = 401,868.27

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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.