Home / 456,740.22-630,296.82-252,791.54

Finding the Fourth Proportional to 456,740.22, 630,296.82 and 252,791.54

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Solution

The fourth proportional to 456,740.22, 630,296.82 and 252,791.54 is: 348,849.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,740.22 : 630,296.82 = 252,791.54 : x
  2. Step 2: Convert to fraction form
    456,740.22/630,296.82 = 252,791.54/x
  3. Step 3: Cross multiply
    456,740.22x = 630,296.82 × 252,791.54
  4. Step 4: Simplify right side
    456,740.22x = 159,333,700,633.42
  5. Step 5: Solve for x
    x = 159,333,700,633.42/456,740.22
  6. Step 6: Final answer
    x = 348,849.73

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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.