Home / 359,831.53-496,564.31-198,683.11

Finding the Fourth Proportional to 359,831.53, 496,564.31 and 198,683.11

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Solution

The fourth proportional to 359,831.53, 496,564.31 and 198,683.11 is: 274,180.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,831.53 : 496,564.31 = 198,683.11 : x
  2. Step 2: Convert to fraction form
    359,831.53/496,564.31 = 198,683.11/x
  3. Step 3: Cross multiply
    359,831.53x = 496,564.31 × 198,683.11
  4. Step 4: Simplify right side
    359,831.53x = 98,658,940,432.39
  5. Step 5: Solve for x
    x = 98,658,940,432.39/359,831.53
  6. Step 6: Final answer
    x = 274,180.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.