Home / 823,997.92-1,137,116.97-456,498.94

Finding the Fourth Proportional to 823,997.92, 1,137,116.97 and 456,498.94

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Solution

The fourth proportional to 823,997.92, 1,137,116.97 and 456,498.94 is: 629,968.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,997.92 : 1,137,116.97 = 456,498.94 : x
  2. Step 2: Convert to fraction form
    823,997.92/1,137,116.97 = 456,498.94/x
  3. Step 3: Cross multiply
    823,997.92x = 1,137,116.97 × 456,498.94
  4. Step 4: Simplify right side
    823,997.92x = 519,092,691,461.01
  5. Step 5: Solve for x
    x = 519,092,691,461.01/823,997.92
  6. Step 6: Final answer
    x = 629,968.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.