Home / 753,157.70-1,039,057.09-481,155.04

Finding the Fourth Proportional to 753,157.70, 1,039,057.09 and 481,155.04

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Solution

The fourth proportional to 753,157.70, 1,039,057.09 and 481,155.04 is: 663,801.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,157.70 : 1,039,057.09 = 481,155.04 : x
  2. Step 2: Convert to fraction form
    753,157.70/1,039,057.09 = 481,155.04/x
  3. Step 3: Cross multiply
    753,157.70x = 1,039,057.09 × 481,155.04
  4. Step 4: Simplify right side
    753,157.70x = 499,947,555,701.23
  5. Step 5: Solve for x
    x = 499,947,555,701.23/753,157.70
  6. Step 6: Final answer
    x = 663,801.96

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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.