Home / 364,743.17-503,343.64-211,818.95

Finding the Fourth Proportional to 364,743.17, 503,343.64 and 211,818.95

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Solution

The fourth proportional to 364,743.17, 503,343.64 and 211,818.95 is: 292,309.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,743.17 : 503,343.64 = 211,818.95 : x
  2. Step 2: Convert to fraction form
    364,743.17/503,343.64 = 211,818.95/x
  3. Step 3: Cross multiply
    364,743.17x = 503,343.64 × 211,818.95
  4. Step 4: Simplify right side
    364,743.17x = 106,617,722,042.79
  5. Step 5: Solve for x
    x = 106,617,722,042.79/364,743.17
  6. Step 6: Final answer
    x = 292,309.03

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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.