Home / 696,832.79-1,044,367.29-397,481.72

Finding the Fourth Proportional to 696,832.79, 1,044,367.29 and 397,481.72

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Solution

The fourth proportional to 696,832.79, 1,044,367.29 and 397,481.72 is: 595,719.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,832.79 : 1,044,367.29 = 397,481.72 : x
  2. Step 2: Convert to fraction form
    696,832.79/1,044,367.29 = 397,481.72/x
  3. Step 3: Cross multiply
    696,832.79x = 1,044,367.29 × 397,481.72
  4. Step 4: Simplify right side
    696,832.79x = 415,116,901,519.10
  5. Step 5: Solve for x
    x = 415,116,901,519.10/696,832.79
  6. Step 6: Final answer
    x = 595,719.53

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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.