Home / 1,069,626.96-1,605,071.13-396,181.32

Finding the Fourth Proportional to 1,069,626.96, 1,605,071.13 and 396,181.32

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Solution

The fourth proportional to 1,069,626.96, 1,605,071.13 and 396,181.32 is: 594,505.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,626.96 : 1,605,071.13 = 396,181.32 : x
  2. Step 2: Convert to fraction form
    1,069,626.96/1,605,071.13 = 396,181.32/x
  3. Step 3: Cross multiply
    1,069,626.96x = 1,605,071.13 × 396,181.32
  4. Step 4: Simplify right side
    1,069,626.96x = 635,899,198,977.29
  5. Step 5: Solve for x
    x = 635,899,198,977.29/1,069,626.96
  6. Step 6: Final answer
    x = 594,505.58

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Double scale
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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.