Home / 985,912.56-1,360,560.24-533,203.56

Finding the Fourth Proportional to 985,912.56, 1,360,560.24 and 533,203.56

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Solution

The fourth proportional to 985,912.56, 1,360,560.24 and 533,203.56 is: 735,821.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,912.56 : 1,360,560.24 = 533,203.56 : x
  2. Step 2: Convert to fraction form
    985,912.56/1,360,560.24 = 533,203.56/x
  3. Step 3: Cross multiply
    985,912.56x = 1,360,560.24 × 533,203.56
  4. Step 4: Simplify right side
    985,912.56x = 725,455,563,562.46
  5. Step 5: Solve for x
    x = 725,455,563,562.46/985,912.56
  6. Step 6: Final answer
    x = 735,821.40

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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.