Home / 1,001,805.20-1,502,853.60-327,723.20

Finding the Fourth Proportional to 1,001,805.20, 1,502,853.60 and 327,723.20

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Solution

The fourth proportional to 1,001,805.20, 1,502,853.60 and 327,723.20 is: 491,632.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,805.20 : 1,502,853.60 = 327,723.20 : x
  2. Step 2: Convert to fraction form
    1,001,805.20/1,502,853.60 = 327,723.20/x
  3. Step 3: Cross multiply
    1,001,805.20x = 1,502,853.60 × 327,723.20
  4. Step 4: Simplify right side
    1,001,805.20x = 492,519,990,923.52
  5. Step 5: Solve for x
    x = 492,519,990,923.52/1,001,805.20
  6. Step 6: Final answer
    x = 491,632.50

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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.