Home / 797,081.66-1,195,855.42-257,325.28

Finding the Fourth Proportional to 797,081.66, 1,195,855.42 and 257,325.28

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Solution

The fourth proportional to 797,081.66, 1,195,855.42 and 257,325.28 is: 386,063.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,081.66 : 1,195,855.42 = 257,325.28 : x
  2. Step 2: Convert to fraction form
    797,081.66/1,195,855.42 = 257,325.28/x
  3. Step 3: Cross multiply
    797,081.66x = 1,195,855.42 × 257,325.28
  4. Step 4: Simplify right side
    797,081.66x = 307,723,827,158.07
  5. Step 5: Solve for x
    x = 307,723,827,158.07/797,081.66
  6. Step 6: Final answer
    x = 386,063.12

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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.