Home / 706,193.82-1,057,349.70-493,174.62

Finding the Fourth Proportional to 706,193.82, 1,057,349.70 and 493,174.62

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Solution

The fourth proportional to 706,193.82, 1,057,349.70 and 493,174.62 is: 738,406.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,193.82 : 1,057,349.70 = 493,174.62 : x
  2. Step 2: Convert to fraction form
    706,193.82/1,057,349.70 = 493,174.62/x
  3. Step 3: Cross multiply
    706,193.82x = 1,057,349.70 × 493,174.62
  4. Step 4: Simplify right side
    706,193.82x = 521,458,036,504.61
  5. Step 5: Solve for x
    x = 521,458,036,504.61/706,193.82
  6. Step 6: Final answer
    x = 738,406.40

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Double scale
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Similar ratio
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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.