Home / 853,023.96-1,278,518.04-397,001.52

Finding the Fourth Proportional to 853,023.96, 1,278,518.04 and 397,001.52

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Solution

The fourth proportional to 853,023.96, 1,278,518.04 and 397,001.52 is: 595,028.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,023.96 : 1,278,518.04 = 397,001.52 : x
  2. Step 2: Convert to fraction form
    853,023.96/1,278,518.04 = 397,001.52/x
  3. Step 3: Cross multiply
    853,023.96x = 1,278,518.04 × 397,001.52
  4. Step 4: Simplify right side
    853,023.96x = 507,573,605,227.42
  5. Step 5: Solve for x
    x = 507,573,605,227.42/853,023.96
  6. Step 6: Final answer
    x = 595,028.54

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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.