Home / 772,623.20-1,158,934.80-204,003.20

Finding the Fourth Proportional to 772,623.20, 1,158,934.80 and 204,003.20

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Solution

The fourth proportional to 772,623.20, 1,158,934.80 and 204,003.20 is: 306,004.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,623.20 : 1,158,934.80 = 204,003.20 : x
  2. Step 2: Convert to fraction form
    772,623.20/1,158,934.80 = 204,003.20/x
  3. Step 3: Cross multiply
    772,623.20x = 1,158,934.80 × 204,003.20
  4. Step 4: Simplify right side
    772,623.20x = 236,426,407,791.36
  5. Step 5: Solve for x
    x = 236,426,407,791.36/772,623.20
  6. Step 6: Final answer
    x = 306,004.80

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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.