Home / 364,831.81-503,434.77-203,657.20

Finding the Fourth Proportional to 364,831.81, 503,434.77 and 203,657.20

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Solution

The fourth proportional to 364,831.81, 503,434.77 and 203,657.20 is: 281,028.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,831.81 : 503,434.77 = 203,657.20 : x
  2. Step 2: Convert to fraction form
    364,831.81/503,434.77 = 203,657.20/x
  3. Step 3: Cross multiply
    364,831.81x = 503,434.77 × 203,657.20
  4. Step 4: Simplify right side
    364,831.81x = 102,528,116,644.86
  5. Step 5: Solve for x
    x = 102,528,116,644.86/364,831.81
  6. Step 6: Final answer
    x = 281,028.44

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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.