Home / 706,217.40-1,058,992.20-256,624.92

Finding the Fourth Proportional to 706,217.40, 1,058,992.20 and 256,624.92

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Solution

The fourth proportional to 706,217.40, 1,058,992.20 and 256,624.92 is: 384,816.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,217.40 : 1,058,992.20 = 256,624.92 : x
  2. Step 2: Convert to fraction form
    706,217.40/1,058,992.20 = 256,624.92/x
  3. Step 3: Cross multiply
    706,217.40x = 1,058,992.20 × 256,624.92
  4. Step 4: Simplify right side
    706,217.40x = 271,763,788,605.62
  5. Step 5: Solve for x
    x = 271,763,788,605.62/706,217.40
  6. Step 6: Final answer
    x = 384,816.05

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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.