Home / 370,096.23-510,732.66-200,330.36

Finding the Fourth Proportional to 370,096.23, 510,732.66 and 200,330.36

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Solution

The fourth proportional to 370,096.23, 510,732.66 and 200,330.36 is: 276,455.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,096.23 : 510,732.66 = 200,330.36 : x
  2. Step 2: Convert to fraction form
    370,096.23/510,732.66 = 200,330.36/x
  3. Step 3: Cross multiply
    370,096.23x = 510,732.66 × 200,330.36
  4. Step 4: Simplify right side
    370,096.23x = 102,315,255,087.89
  5. Step 5: Solve for x
    x = 102,315,255,087.89/370,096.23
  6. Step 6: Final answer
    x = 276,455.82

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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.