Home / 364,763.66-503,285.20-213,831.50

Finding the Fourth Proportional to 364,763.66, 503,285.20 and 213,831.50

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Solution

The fourth proportional to 364,763.66, 503,285.20 and 213,831.50 is: 295,035.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,763.66 : 503,285.20 = 213,831.50 : x
  2. Step 2: Convert to fraction form
    364,763.66/503,285.20 = 213,831.50/x
  3. Step 3: Cross multiply
    364,763.66x = 503,285.20 × 213,831.50
  4. Step 4: Simplify right side
    364,763.66x = 107,618,226,192.80
  5. Step 5: Solve for x
    x = 107,618,226,192.80/364,763.66
  6. Step 6: Final answer
    x = 295,035.50

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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.