Home / 647,104.70-970,657.05-173,837.90

Finding the Fourth Proportional to 647,104.70, 970,657.05 and 173,837.90

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Solution

The fourth proportional to 647,104.70, 970,657.05 and 173,837.90 is: 260,756.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    647,104.70 : 970,657.05 = 173,837.90 : x
  2. Step 2: Convert to fraction form
    647,104.70/970,657.05 = 173,837.90/x
  3. Step 3: Cross multiply
    647,104.70x = 970,657.05 × 173,837.90
  4. Step 4: Simplify right side
    647,104.70x = 168,736,983,192.20
  5. Step 5: Solve for x
    x = 168,736,983,192.20/647,104.70
  6. Step 6: Final answer
    x = 260,756.85

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Similar ratio
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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.