Home / 892,658.08-1,231,327.20-529,842.88

Finding the Fourth Proportional to 892,658.08, 1,231,327.20 and 529,842.88

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Solution

The fourth proportional to 892,658.08, 1,231,327.20 and 529,842.88 is: 730,862.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,658.08 : 1,231,327.20 = 529,842.88 : x
  2. Step 2: Convert to fraction form
    892,658.08/1,231,327.20 = 529,842.88/x
  3. Step 3: Cross multiply
    892,658.08x = 1,231,327.20 × 529,842.88
  4. Step 4: Simplify right side
    892,658.08x = 652,409,949,870.34
  5. Step 5: Solve for x
    x = 652,409,949,870.34/892,658.08
  6. Step 6: Final answer
    x = 730,862.09

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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.