Home / 494,831.16-742,247.46-179,214.12

Finding the Fourth Proportional to 494,831.16, 742,247.46 and 179,214.12

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Solution

The fourth proportional to 494,831.16, 742,247.46 and 179,214.12 is: 268,821.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,831.16 : 742,247.46 = 179,214.12 : x
  2. Step 2: Convert to fraction form
    494,831.16/742,247.46 = 179,214.12/x
  3. Step 3: Cross multiply
    494,831.16x = 742,247.46 × 179,214.12
  4. Step 4: Simplify right side
    494,831.16x = 133,021,225,366.14
  5. Step 5: Solve for x
    x = 133,021,225,366.14/494,831.16
  6. Step 6: Final answer
    x = 268,821.44

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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.