Home / 763,727.81-1,145,591.71-195,110.17

Finding the Fourth Proportional to 763,727.81, 1,145,591.71 and 195,110.17

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Solution

The fourth proportional to 763,727.81, 1,145,591.71 and 195,110.17 is: 292,665.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,727.81 : 1,145,591.71 = 195,110.17 : x
  2. Step 2: Convert to fraction form
    763,727.81/1,145,591.71 = 195,110.17/x
  3. Step 3: Cross multiply
    763,727.81x = 1,145,591.71 × 195,110.17
  4. Step 4: Simplify right side
    763,727.81x = 223,516,589,936.94
  5. Step 5: Solve for x
    x = 223,516,589,936.94/763,727.81
  6. Step 6: Final answer
    x = 292,665.25

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Double scale
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Similar ratio
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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.