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Finding the Fourth Proportional to 444,011.58, 612,327.02 and 290,994.03

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Solution

The fourth proportional to 444,011.58, 612,327.02 and 290,994.03 is: 401,303.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,011.58 : 612,327.02 = 290,994.03 : x
  2. Step 2: Convert to fraction form
    444,011.58/612,327.02 = 290,994.03/x
  3. Step 3: Cross multiply
    444,011.58x = 612,327.02 × 290,994.03
  4. Step 4: Simplify right side
    444,011.58x = 178,183,505,772.72
  5. Step 5: Solve for x
    x = 178,183,505,772.72/444,011.58
  6. Step 6: Final answer
    x = 401,303.74

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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.