Home / 1,051,380.82-1,577,202.42-411,601.93

Finding the Fourth Proportional to 1,051,380.82, 1,577,202.42 and 411,601.93

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Solution

The fourth proportional to 1,051,380.82, 1,577,202.42 and 411,601.93 is: 617,454.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,051,380.82 : 1,577,202.42 = 411,601.93 : x
  2. Step 2: Convert to fraction form
    1,051,380.82/1,577,202.42 = 411,601.93/x
  3. Step 3: Cross multiply
    1,051,380.82x = 1,577,202.42 × 411,601.93
  4. Step 4: Simplify right side
    1,051,380.82x = 649,179,560,072.67
  5. Step 5: Solve for x
    x = 649,179,560,072.67/1,051,380.82
  6. Step 6: Final answer
    x = 617,454.25

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Double scale
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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.