Home / 724,855.58-1,000,380.01-414,786.82

Finding the Fourth Proportional to 724,855.58, 1,000,380.01 and 414,786.82

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Solution

The fourth proportional to 724,855.58, 1,000,380.01 and 414,786.82 is: 572,451.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,855.58 : 1,000,380.01 = 414,786.82 : x
  2. Step 2: Convert to fraction form
    724,855.58/1,000,380.01 = 414,786.82/x
  3. Step 3: Cross multiply
    724,855.58x = 1,000,380.01 × 414,786.82
  4. Step 4: Simplify right side
    724,855.58x = 414,944,439,601.55
  5. Step 5: Solve for x
    x = 414,944,439,601.55/724,855.58
  6. Step 6: Final answer
    x = 572,451.19

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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.