Home / 985,954.56-1,360,618.20-533,245.56

Finding the Fourth Proportional to 985,954.56, 1,360,618.20 and 533,245.56

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Solution

The fourth proportional to 985,954.56, 1,360,618.20 and 533,245.56 is: 735,879.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,954.56 : 1,360,618.20 = 533,245.56 : x
  2. Step 2: Convert to fraction form
    985,954.56/1,360,618.20 = 533,245.56/x
  3. Step 3: Cross multiply
    985,954.56x = 1,360,618.20 × 533,245.56
  4. Step 4: Simplify right side
    985,954.56x = 725,543,614,005.19
  5. Step 5: Solve for x
    x = 725,543,614,005.19/985,954.56
  6. Step 6: Final answer
    x = 735,879.36

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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.