Home / 1,067,554.30-1,601,331.43-436,320.49

Finding the Fourth Proportional to 1,067,554.30, 1,601,331.43 and 436,320.49

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Solution

The fourth proportional to 1,067,554.30, 1,601,331.43 and 436,320.49 is: 654,480.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,067,554.30 : 1,601,331.43 = 436,320.49 : x
  2. Step 2: Convert to fraction form
    1,067,554.30/1,601,331.43 = 436,320.49/x
  3. Step 3: Cross multiply
    1,067,554.30x = 1,601,331.43 × 436,320.49
  4. Step 4: Simplify right side
    1,067,554.30x = 698,693,714,190.00
  5. Step 5: Solve for x
    x = 698,693,714,190.00/1,067,554.30
  6. Step 6: Final answer
    x = 654,480.73

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Half scale
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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.