Home / 1,100,379.70-1,650,569.55-460,572.85

Finding the Fourth Proportional to 1,100,379.70, 1,650,569.55 and 460,572.85

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Solution

The fourth proportional to 1,100,379.70, 1,650,569.55 and 460,572.85 is: 690,859.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,379.70 : 1,650,569.55 = 460,572.85 : x
  2. Step 2: Convert to fraction form
    1,100,379.70/1,650,569.55 = 460,572.85/x
  3. Step 3: Cross multiply
    1,100,379.70x = 1,650,569.55 × 460,572.85
  4. Step 4: Simplify right side
    1,100,379.70x = 760,207,521,766.72
  5. Step 5: Solve for x
    x = 760,207,521,766.72/1,100,379.70
  6. Step 6: Final answer
    x = 690,859.28

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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.