Home / 892,799.56-1,231,871.70-530,345.60

Finding the Fourth Proportional to 892,799.56, 1,231,871.70 and 530,345.60

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Solution

The fourth proportional to 892,799.56, 1,231,871.70 and 530,345.60 is: 731,763.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,799.56 : 1,231,871.70 = 530,345.60 : x
  2. Step 2: Convert to fraction form
    892,799.56/1,231,871.70 = 530,345.60/x
  3. Step 3: Cross multiply
    892,799.56x = 1,231,871.70 × 530,345.60
  4. Step 4: Simplify right side
    892,799.56x = 653,317,735,859.52
  5. Step 5: Solve for x
    x = 653,317,735,859.52/892,799.56
  6. Step 6: Final answer
    x = 731,763.06

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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.