Home / 746,414.72-1,030,026.24-406,876.16

Finding the Fourth Proportional to 746,414.72, 1,030,026.24 and 406,876.16

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Solution

The fourth proportional to 746,414.72, 1,030,026.24 and 406,876.16 is: 561,474.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,414.72 : 1,030,026.24 = 406,876.16 : x
  2. Step 2: Convert to fraction form
    746,414.72/1,030,026.24 = 406,876.16/x
  3. Step 3: Cross multiply
    746,414.72x = 1,030,026.24 × 406,876.16
  4. Step 4: Simplify right side
    746,414.72x = 419,093,121,230.44
  5. Step 5: Solve for x
    x = 419,093,121,230.44/746,414.72
  6. Step 6: Final answer
    x = 561,474.89

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Double scale
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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.