Home / 1,392,993.60-2,089,326.24-382,217.76

Finding the Fourth Proportional to 1,392,993.60, 2,089,326.24 and 382,217.76

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Solution

The fourth proportional to 1,392,993.60, 2,089,326.24 and 382,217.76 is: 573,281.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,392,993.60 : 2,089,326.24 = 382,217.76 : x
  2. Step 2: Convert to fraction form
    1,392,993.60/2,089,326.24 = 382,217.76/x
  3. Step 3: Cross multiply
    1,392,993.60x = 2,089,326.24 × 382,217.76
  4. Step 4: Simplify right side
    1,392,993.60x = 798,577,595,362.02
  5. Step 5: Solve for x
    x = 798,577,595,362.02/1,392,993.60
  6. Step 6: Final answer
    x = 573,281.60

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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.