Home / 996,170.56-1,374,708.86-566,450.72

Finding the Fourth Proportional to 996,170.56, 1,374,708.86 and 566,450.72

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Solution

The fourth proportional to 996,170.56, 1,374,708.86 and 566,450.72 is: 781,698.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,170.56 : 1,374,708.86 = 566,450.72 : x
  2. Step 2: Convert to fraction form
    996,170.56/1,374,708.86 = 566,450.72/x
  3. Step 3: Cross multiply
    996,170.56x = 1,374,708.86 × 566,450.72
  4. Step 4: Simplify right side
    996,170.56x = 778,704,823,537.38
  5. Step 5: Solve for x
    x = 778,704,823,537.38/996,170.56
  6. Step 6: Final answer
    x = 781,698.29

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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.