Home / 970,930.80-1,456,396.20-635,007.60

Finding the Fourth Proportional to 970,930.80, 1,456,396.20 and 635,007.60

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Solution

The fourth proportional to 970,930.80, 1,456,396.20 and 635,007.60 is: 952,511.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,930.80 : 1,456,396.20 = 635,007.60 : x
  2. Step 2: Convert to fraction form
    970,930.80/1,456,396.20 = 635,007.60/x
  3. Step 3: Cross multiply
    970,930.80x = 1,456,396.20 × 635,007.60
  4. Step 4: Simplify right side
    970,930.80x = 924,822,655,611.12
  5. Step 5: Solve for x
    x = 924,822,655,611.12/970,930.80
  6. Step 6: Final answer
    x = 952,511.40

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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.