Home / 327,045.28-451,445.84-191,123.52

Finding the Fourth Proportional to 327,045.28, 451,445.84 and 191,123.52

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Solution

The fourth proportional to 327,045.28, 451,445.84 and 191,123.52 is: 263,822.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,045.28 : 451,445.84 = 191,123.52 : x
  2. Step 2: Convert to fraction form
    327,045.28/451,445.84 = 191,123.52/x
  3. Step 3: Cross multiply
    327,045.28x = 451,445.84 × 191,123.52
  4. Step 4: Simplify right side
    327,045.28x = 86,281,918,030.16
  5. Step 5: Solve for x
    x = 86,281,918,030.16/327,045.28
  6. Step 6: Final answer
    x = 263,822.54

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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.