Home / 889,705.92-1,228,093.56-540,845.04

Finding the Fourth Proportional to 889,705.92, 1,228,093.56 and 540,845.04

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Solution

The fourth proportional to 889,705.92, 1,228,093.56 and 540,845.04 is: 746,548.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,705.92 : 1,228,093.56 = 540,845.04 : x
  2. Step 2: Convert to fraction form
    889,705.92/1,228,093.56 = 540,845.04/x
  3. Step 3: Cross multiply
    889,705.92x = 1,228,093.56 × 540,845.04
  4. Step 4: Simplify right side
    889,705.92x = 664,208,310,581.94
  5. Step 5: Solve for x
    x = 664,208,310,581.94/889,705.92
  6. Step 6: Final answer
    x = 746,548.15

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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.