Home / 361,831.86-499,330.98-200,697.35

Finding the Fourth Proportional to 361,831.86, 499,330.98 and 200,697.35

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Solution

The fourth proportional to 361,831.86, 499,330.98 and 200,697.35 is: 276,964.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,831.86 : 499,330.98 = 200,697.35 : x
  2. Step 2: Convert to fraction form
    361,831.86/499,330.98 = 200,697.35/x
  3. Step 3: Cross multiply
    361,831.86x = 499,330.98 × 200,697.35
  4. Step 4: Simplify right side
    361,831.86x = 100,214,401,962.25
  5. Step 5: Solve for x
    x = 100,214,401,962.25/361,831.86
  6. Step 6: Final answer
    x = 276,964.01

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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.