Home / 736,193.86-1,015,976.85-413,902.96

Finding the Fourth Proportional to 736,193.86, 1,015,976.85 and 413,902.96

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Solution

The fourth proportional to 736,193.86, 1,015,976.85 and 413,902.96 is: 571,202.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,193.86 : 1,015,976.85 = 413,902.96 : x
  2. Step 2: Convert to fraction form
    736,193.86/1,015,976.85 = 413,902.96/x
  3. Step 3: Cross multiply
    736,193.86x = 1,015,976.85 × 413,902.96
  4. Step 4: Simplify right side
    736,193.86x = 420,515,825,506.48
  5. Step 5: Solve for x
    x = 420,515,825,506.48/736,193.86
  6. Step 6: Final answer
    x = 571,202.57

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.