Home / 1,088,646.75-1,632,992.54-396,189.97

Finding the Fourth Proportional to 1,088,646.75, 1,632,992.54 and 396,189.97

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Solution

The fourth proportional to 1,088,646.75, 1,632,992.54 and 396,189.97 is: 594,293.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,646.75 : 1,632,992.54 = 396,189.97 : x
  2. Step 2: Convert to fraction form
    1,088,646.75/1,632,992.54 = 396,189.97/x
  3. Step 3: Cross multiply
    1,088,646.75x = 1,632,992.54 × 396,189.97
  4. Step 4: Simplify right side
    1,088,646.75x = 646,975,259,369.39
  5. Step 5: Solve for x
    x = 646,975,259,369.39/1,088,646.75
  6. Step 6: Final answer
    x = 594,293.11

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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.