Home / 728,682.30-1,093,023.45-700,688.70

Finding the Fourth Proportional to 728,682.30, 1,093,023.45 and 700,688.70

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Solution

The fourth proportional to 728,682.30, 1,093,023.45 and 700,688.70 is: 1,051,033.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    728,682.30 : 1,093,023.45 = 700,688.70 : x
  2. Step 2: Convert to fraction form
    728,682.30/1,093,023.45 = 700,688.70/x
  3. Step 3: Cross multiply
    728,682.30x = 1,093,023.45 × 700,688.70
  4. Step 4: Simplify right side
    728,682.30x = 765,869,180,250.02
  5. Step 5: Solve for x
    x = 765,869,180,250.02/728,682.30
  6. Step 6: Final answer
    x = 1,051,033.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.