Home / 706,770.40-1,059,822.96-208,035.04

Finding the Fourth Proportional to 706,770.40, 1,059,822.96 and 208,035.04

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Solution

The fourth proportional to 706,770.40, 1,059,822.96 and 208,035.04 is: 311,954.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,770.40 : 1,059,822.96 = 208,035.04 : x
  2. Step 2: Convert to fraction form
    706,770.40/1,059,822.96 = 208,035.04/x
  3. Step 3: Cross multiply
    706,770.40x = 1,059,822.96 × 208,035.04
  4. Step 4: Simplify right side
    706,770.40x = 220,480,311,876.52
  5. Step 5: Solve for x
    x = 220,480,311,876.52/706,770.40
  6. Step 6: Final answer
    x = 311,954.65

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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.