Home / 763,236.54-1,144,885.94-194,632.38

Finding the Fourth Proportional to 763,236.54, 1,144,885.94 and 194,632.38

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Solution

The fourth proportional to 763,236.54, 1,144,885.94 and 194,632.38 is: 291,956.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,236.54 : 1,144,885.94 = 194,632.38 : x
  2. Step 2: Convert to fraction form
    763,236.54/1,144,885.94 = 194,632.38/x
  3. Step 3: Cross multiply
    763,236.54x = 1,144,885.94 × 194,632.38
  4. Step 4: Simplify right side
    763,236.54x = 222,831,875,330.74
  5. Step 5: Solve for x
    x = 222,831,875,330.74/763,236.54
  6. Step 6: Final answer
    x = 291,956.51

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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.