Home / 706,938.03-1,055,604.35-687,783.56

Finding the Fourth Proportional to 706,938.03, 1,055,604.35 and 687,783.56

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Solution

The fourth proportional to 706,938.03, 1,055,604.35 and 687,783.56 is: 1,027,002.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,938.03 : 1,055,604.35 = 687,783.56 : x
  2. Step 2: Convert to fraction form
    706,938.03/1,055,604.35 = 687,783.56/x
  3. Step 3: Cross multiply
    706,938.03x = 1,055,604.35 × 687,783.56
  4. Step 4: Simplify right side
    706,938.03x = 726,027,314,235.92
  5. Step 5: Solve for x
    x = 726,027,314,235.92/706,938.03
  6. Step 6: Final answer
    x = 1,027,002.77

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.