Home / 866,101.20-1,298,460.60-367,054.80

Finding the Fourth Proportional to 866,101.20, 1,298,460.60 and 367,054.80

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Solution

The fourth proportional to 866,101.20, 1,298,460.60 and 367,054.80 is: 550,289.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,101.20 : 1,298,460.60 = 367,054.80 : x
  2. Step 2: Convert to fraction form
    866,101.20/1,298,460.60 = 367,054.80/x
  3. Step 3: Cross multiply
    866,101.20x = 1,298,460.60 × 367,054.80
  4. Step 4: Simplify right side
    866,101.20x = 476,606,195,840.88
  5. Step 5: Solve for x
    x = 476,606,195,840.88/866,101.20
  6. Step 6: Final answer
    x = 550,289.27

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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.