Home / 1,068,321.80-1,601,705.10-436,910.60

Finding the Fourth Proportional to 1,068,321.80, 1,601,705.10 and 436,910.60

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Solution

The fourth proportional to 1,068,321.80, 1,601,705.10 and 436,910.60 is: 655,047.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,068,321.80 : 1,601,705.10 = 436,910.60 : x
  2. Step 2: Convert to fraction form
    1,068,321.80/1,601,705.10 = 436,910.60/x
  3. Step 3: Cross multiply
    1,068,321.80x = 1,601,705.10 × 436,910.60
  4. Step 4: Simplify right side
    1,068,321.80x = 699,801,936,264.06
  5. Step 5: Solve for x
    x = 699,801,936,264.06/1,068,321.80
  6. Step 6: Final answer
    x = 655,047.89

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1.5x scale

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.