Home / 1,069,997.23-1,605,205.64-396,083.71

Finding the Fourth Proportional to 1,069,997.23, 1,605,205.64 and 396,083.71

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Solution

The fourth proportional to 1,069,997.23, 1,605,205.64 and 396,083.71 is: 594,203.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,997.23 : 1,605,205.64 = 396,083.71 : x
  2. Step 2: Convert to fraction form
    1,069,997.23/1,605,205.64 = 396,083.71/x
  3. Step 3: Cross multiply
    1,069,997.23x = 1,605,205.64 × 396,083.71
  4. Step 4: Simplify right side
    1,069,997.23x = 635,795,805,204.12
  5. Step 5: Solve for x
    x = 635,795,805,204.12/1,069,997.23
  6. Step 6: Final answer
    x = 594,203.23

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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.