Home / 970,906.40-1,456,359.60-634,983.20

Finding the Fourth Proportional to 970,906.40, 1,456,359.60 and 634,983.20

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Solution

The fourth proportional to 970,906.40, 1,456,359.60 and 634,983.20 is: 952,474.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,906.40 : 1,456,359.60 = 634,983.20 : x
  2. Step 2: Convert to fraction form
    970,906.40/1,456,359.60 = 634,983.20/x
  3. Step 3: Cross multiply
    970,906.40x = 1,456,359.60 × 634,983.20
  4. Step 4: Simplify right side
    970,906.40x = 924,763,879,158.72
  5. Step 5: Solve for x
    x = 924,763,879,158.72/970,906.40
  6. Step 6: Final answer
    x = 952,474.80

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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.