Home / 677,222.40-1,016,265.60-322,636.80

Finding the Fourth Proportional to 677,222.40, 1,016,265.60 and 322,636.80

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Solution

The fourth proportional to 677,222.40, 1,016,265.60 and 322,636.80 is: 484,161.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,222.40 : 1,016,265.60 = 322,636.80 : x
  2. Step 2: Convert to fraction form
    677,222.40/1,016,265.60 = 322,636.80/x
  3. Step 3: Cross multiply
    677,222.40x = 1,016,265.60 × 322,636.80
  4. Step 4: Simplify right side
    677,222.40x = 327,884,681,134.08
  5. Step 5: Solve for x
    x = 327,884,681,134.08/677,222.40
  6. Step 6: Final answer
    x = 484,161.01

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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.