Home / 814,493.54-1,120,015.27-706,876.73

Finding the Fourth Proportional to 814,493.54, 1,120,015.27 and 706,876.73

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Solution

The fourth proportional to 814,493.54, 1,120,015.27 and 706,876.73 is: 972,030.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,493.54 : 1,120,015.27 = 706,876.73 : x
  2. Step 2: Convert to fraction form
    814,493.54/1,120,015.27 = 706,876.73/x
  3. Step 3: Cross multiply
    814,493.54x = 1,120,015.27 × 706,876.73
  4. Step 4: Simplify right side
    814,493.54x = 791,712,732,640.51
  5. Step 5: Solve for x
    x = 791,712,732,640.51/814,493.54
  6. Step 6: Final answer
    x = 972,030.71

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1.5x scale

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.