Home / 814,519.08-1,120,050.41-706,902.28

Finding the Fourth Proportional to 814,519.08, 1,120,050.41 and 706,902.28

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Solution

The fourth proportional to 814,519.08, 1,120,050.41 and 706,902.28 is: 972,065.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,519.08 : 1,120,050.41 = 706,902.28 : x
  2. Step 2: Convert to fraction form
    814,519.08/1,120,050.41 = 706,902.28/x
  3. Step 3: Cross multiply
    814,519.08x = 1,120,050.41 × 706,902.28
  4. Step 4: Simplify right side
    814,519.08x = 791,766,182,209.30
  5. Step 5: Solve for x
    x = 791,766,182,209.30/814,519.08
  6. Step 6: Final answer
    x = 972,065.85

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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.