Home / 706,603.40-1,059,540.30-207,902.60

Finding the Fourth Proportional to 706,603.40, 1,059,540.30 and 207,902.60

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Solution

The fourth proportional to 706,603.40, 1,059,540.30 and 207,902.60 is: 311,746.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,603.40 : 1,059,540.30 = 207,902.60 : x
  2. Step 2: Convert to fraction form
    706,603.40/1,059,540.30 = 207,902.60/x
  3. Step 3: Cross multiply
    706,603.40x = 1,059,540.30 × 207,902.60
  4. Step 4: Simplify right side
    706,603.40x = 220,281,183,174.78
  5. Step 5: Solve for x
    x = 220,281,183,174.78/706,603.40
  6. Step 6: Final answer
    x = 311,746.57

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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.