Home / 883,534.10-1,219,243.56-539,944.64

Finding the Fourth Proportional to 883,534.10, 1,219,243.56 and 539,944.64

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Solution

The fourth proportional to 883,534.10, 1,219,243.56 and 539,944.64 is: 745,103.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,534.10 : 1,219,243.56 = 539,944.64 : x
  2. Step 2: Convert to fraction form
    883,534.10/1,219,243.56 = 539,944.64/x
  3. Step 3: Cross multiply
    883,534.10x = 1,219,243.56 × 539,944.64
  4. Step 4: Simplify right side
    883,534.10x = 658,324,025,076.52
  5. Step 5: Solve for x
    x = 658,324,025,076.52/883,534.10
  6. Step 6: Final answer
    x = 745,103.13

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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.